100% UV Protection -- UV400 protective polarized sunglasses are made of safe and impact-resistant high-quality materials, can block 100% of harmful UVA and UVB rays. With protective UV coating, the polarized sunglasses for men women can block 100% harmful rays, protecting your eyes and skins. Be upgraded to 1.2mm thick TAC lens, it is more resistant to crushes than traditional 1.0mm lens. Light weightLight weight -- With only 30g, sports polarized sunglasses reduce the pressure on your nose and ears, making them more comfortable for you to wear. -- With only 30g, sports polarized sunglasses reduce the pressure on your nose and ears, making them more comfortable for you to wear.