Theres no age limit on breaking the laws of physics so these youth-specific designed goggles take advantage of reduced cranial geometry to bring the protection of our MX O FRAME to smaller faces. The optically pure LEXAN® is treated for scratch resistance & mounted in the perfect arc of a circle for maximized clarity. The durable urethane frame stays flexible even in cold weather & we added an extra layer of face foam to optimize comfort & fit. Non-slip silicone keeps the wide adjustable strap from sliding off your helmet. Flexibility even in extreme cold via urethane frame construction Glare reduction & tuned light transmission of Iridium® lens coating &40;optional&41; Comfortable & secure fit of wide adjustable elastic strap Minimized reflective glare via interior surface texturing Convenience of 2-pin attachment system for tear-offs Comfort & fit of triple-layer face foam Scratch resistance & optical clarity of Lexan® lens material Secure & stable fit via silicon lining on inside of strap Meets ANSI Z87.1 for high velocity impact Meets EN 1938 for MX goggle requirements