Unisex Oval Lenses Polarized Sunglasses UV400

product name: Unisex Oval Lenses Polarized Sunglasses UV400

1. clear vision, anti-ultraviolet lightrays, protect your eyes

2. oval lenses feature

3. function: anti-ultravioletlight rays

4. lenses material: TAC

5. Type: polarized

6. gender：unisex

7. frame legs material：bamboo

Sunglasses labeled UV 400 provide nearly 100% protectionfrom harmful ultraviolet light rays, blocking wavelengths up to 400 nanometers,including UVA and UVB rays.

Ultraviolet, or UVrays are electromagnetic radiation from the sun. While you can’t see it, UV lightpenetrates Earth’s atmosphere and reaches your skin andeyes in the form of UVA and UVB waves.

Protection from UVlight is important because without it you’re at risk of developing cataracts,macular degeneration, photokeratitis (also known as snow blindness) or even eyecancers that can lead to permanent blindness.