Oakley O2 XS Snow Goggles, Small, Jet Black, Persimmon Youth-specific frame with a flexible O Matter chassis and a moisture-wicking triple-layer of polar fleece foam providing all-day comfort Discreet frame notches at temples provide compatibility with most Rx eyewear, and moto-style strap attachments provide helmet compatibility A dual-vented lens with F2 anti-fog coating provides fog elimination and keeps vision clear Oakley's Plutonite lens material provides 100% protection againstUVA,UVB,UVCand harmful blue light Oakley's High Definition Optics (HDO)maintain startling clarity at every angle of vision