Due to the strong sunlight, reflected light from snow mountain and cold wind that stimulate the eyes, we suggest you choose a security professional ski goggles .the ski goggle is more fit for your face and can prevent your eyes from the heavy wind. The lens is made from imported material and its mirrored coating is hardened, scratch-resistant and abrasion-proof. The goggles are 100% Anti-UV, play a key role in eyes protection There will be color differences in different angles of view because of Mirror Coating Please do not wipe the inner lens which will invalidate anti-fog function Imported lens double-layer anti-fog adult ski goggles Uses: skiing / climbing / cycling Lens: Polycarbonate Frame: TPU Mirror belt: silicone non-slip Sponge: three-layer breathable memory foam Product size: 95cm* 165cm*143cm Function: waterproof, polarized, anti-radiation, sand-proof, eye protection, sharpening, windproof, anti-fog colour: Red frame + red film White frame + blue piece Black frame + black film Blue frame + blue piece Black frame + gold piece Green frame + green film Black frame + silver piece Orange frame + red film Black frame + orange slice Black frame + blue film Black frame + red film The mirror box needs to be purchased separately