Outdoor & Sports

1. Cooling fabric, you only need to soak in water to experience the cool feeling instantly, and absorb the moisture and sweat on the surface during exercise2. The fabric is smooth and non-sticky, light and breathable, skin-friendly and non-allergic3. Accelerates heat and cold exchange, perspiration and air permeability are strong, easy to stretch without deformation4. Button fixing technology, easy to put on and take off5. Material: polyester cotton6. Dimensions: 60 x 145cm

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1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 11mm7. Watch circumference: 20cm8. Multi-functional dial with texture, clear lines and full sense of hierarchy9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

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1. Movement: mechanical movement2. Strap: silicone strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 14mm7. Watch circumference: 22cm8. Unidirectional rotating bezel, convenient for timing9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

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1. The product structure is simple, and it can be easily used for daily family barbecues.2. Durable and safe, so you can store it for a long time.3. Stainless steel material is rust-proof, heat-resistant and corrosion-resistant.4. Dimensions: 165 x 110 x 40mm when in use, 165 x 145 x 15mm when folded5. Weight: about 165g

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1. Movement: quartz movement 2. Strap: stainless steel bracelet 3. Case: electroplating 4. Waterproof: 30m life waterproof 5. Diameter: 27mm 6. Thickness: 9.5mm 7. Watch circumference: 20cm 8. Rhombus cut mirror design, simple but not vulgar 9. Luminous hour hand, easy to read at night 10. Practical calendar window, don''t worry about missing the date

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1. Movement: quartz movement 2. Strap: stainless steel bracelet 3. Case: electroplating 4. Waterproof: 30m life waterproof 5. Diameter: 27mm 6. Thickness: 9.5mm 7. Watch circumference: 20cm 8. Rhombus cut mirror design, simple but not vulgar 9. Luminous hour hand, easy to read at night 10. Practical calendar window, don''t worry about missing the date

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1. Cooling fabric, you only need to soak in water to experience the cool feeling instantly, and absorb the moisture and sweat on the surface during exercise2. The fabric is smooth and non-sticky, light and breathable, skin-friendly and non-allergic3. Accelerates heat and cold exchange, perspiration and air permeability are strong, easy to stretch without deformation4. Button fixing technology, easy to put on and take off5. Material: polyester cotton6. Dimensions: 60 x 145cm

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1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 11mm7. Watch circumference: 20cm8. Multi-functional dial with texture, clear lines and full sense of hierarchy9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

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1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 11mm7. Watch circumference: 20cm8. Multi-functional dial with texture, clear lines and full sense of hierarchy9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

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1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 42mm6. Thickness: 11mm7. Watch circumference: 21cm8. Three-eye chronograph dial design, sports timing, calendar, and luminous functions are combined to meet daily needs9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

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1. Movement: mechanical movement2. Strap: silicone strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 14mm7. Watch circumference: 22cm8. Unidirectional rotating bezel, convenient for timing9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

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1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

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1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

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1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

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1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

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1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

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1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

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1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

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1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 42mm6. Thickness: 11mm7. Watch circumference: 21cm8. Three-eye chronograph dial design, sports timing, calendar, and luminous functions are combined to meet daily needs9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

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1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

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1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

Read more less

1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 11mm7. Watch circumference: 20cm8. Multi-functional dial with texture, clear lines and full sense of hierarchy9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

Read more less

1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 42mm6. Thickness: 11mm7. Watch circumference: 21cm8. Three-eye chronograph dial design, sports timing, calendar, and luminous functions are combined to meet daily needs9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

Read more less

1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 42mm6. Thickness: 11mm7. Watch circumference: 21cm8. Three-eye chronograph dial design, sports timing, calendar, and luminous functions are combined to meet daily needs9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

Read more less

1. Movement: mechanical movement2. Strap: genuine leather strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 40mm6. Thickness: 12mm7. Watch circumference: 23cm8. Hundreds of movement parts are precisely occluded, the travel time is stable and durable9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

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1. Movement: mechanical movement2. Strap: genuine leather strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 40mm6. Thickness: 12mm7. Watch circumference: 23cm8. Hundreds of movement parts are precisely occluded, the travel time is stable and durable9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

Read more less

1. Movement: mechanical movement2. Strap: genuine leather strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 40mm6. Thickness: 12mm7. Watch circumference: 23cm8. Hundreds of movement parts are precisely occluded, the travel time is stable and durable9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

Read more less

1. Movement: mechanical movement2. Strap: silicone strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 14mm7. Watch circumference: 22cm8. Unidirectional rotating bezel, convenient for timing9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

Read more less

1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

Read more less

1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

Read more less

1. Movement: quartz movement2. Strap: stainless steel bracelet3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 11mm7. Watch circumference: 20cm8. Multi-functional dial with texture, clear lines and full sense of hierarchy9. The pointer is covered with luminous coating, which is convenient for reading at night10. Layers of polishing and grinding, high hardness and toughness, comfortable to touch

Read more less

1. Movement: mechanical movement2. Strap: silicone strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 14mm7. Watch circumference: 22cm8. Unidirectional rotating bezel, convenient for timing9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less

1. Main material: canvas2. Lining texture: polyester3. Structure: main pocket, zipper pocket, front and rear zipper pocket, button pocket4. Smooth zipper, easy to take items, no teeth stuck5. The backpack is equipped with multi-layer bags, which can be used to store a variety of items6. Both men and women can carry it, comfortable and convenient to travel7. Water-repellent and scratch-resistant fabric, wear-resistant and easy-care8. Weight: about 200g9. Note: his product only contains a bag, not including other products

Read more less

1. Movement: mechanical movement2. Strap: genuine leather strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 40mm6. Thickness: 12mm7. Watch circumference: 23cm8. Hundreds of movement parts are precisely occluded, the travel time is stable and durable9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

Read more less

1. Movement: mechanical movement2. Strap: silicone strap3. Case: Alloy4. Waterproof: 30m life waterproof5. Diameter: 41mm6. Thickness: 14mm7. Watch circumference: 22cm8. Unidirectional rotating bezel, convenient for timing9. High-definition luminous coating, easy to read at night10. The sealing ring is deeply waterproof and enhances the anti-fog function

Read more less

1. Light-sensitive color change, intelligent lens, indoor and outdoor sensing at any time2. Solid hinge, smooth opening and closing, no ear pinching, not easy to rust3. Anti-glare, safe driving4. Comfortable silicone nosepiece, not easy to leave a red mark5. Mirror leg luster metal elements, embellished pattern6. Frame material: ABS, alloy7. Refractive index: 1.508. Lens material: resin9. Size: about 14.5 x 4.8cm10. Weight: about 19gA note on the speed and depth of discoloration: the depth of discoloration depends on the strength of ultraviolet light and the length of exposure. In weak ultraviolet weather, there will be discoloration effect is not obvious phenomenon, belongs to the normal situation, not the problem of glasses itself

Read more less