Go fast with French Fry Goggles. Hyperventilator™ anti-fog technology and helmet compatibility ensure that it's you who's bad, not your goggles. Available in two sizes, small fries for small heads, large fries for large heads.Whatever you do, do NOT make pizza.Disclaimer: If this doesn't make sense to you, re-read it after your first day at ski school.Glass: Polycarbonate Color of vision : Grey Light transmission: 10.5%, CAT 3 100% UVA + UVB protectionPerfect peripheral vision: World's best vision Peripheral never fogs up: Anti-fog lens coatingHelmet compatible: Glasses that fit your helmet perfectlyNon-slip rubber dotsBox contents1 Limpcloth™Care instructionsDO: Clean your Pit Viper lenses with the Limpcloth™ (included with every Pit Viper) and hot fog or Snake Oil lens cleaner (sold separately).DON'T: Don't clean your Pit Viper glasses with bleach, dishwashing liquid, household chemicals, salt water, sandpaper, sweat or other bodily fluids, mysterious or otherwise.