The Oakley O2 XM makes a great goggle for riders looking for a great look with a smaller face. The lightweight urethane chassis maintains its supple feel even in extreme cold while the thick triple-layer of polar fleece foam wicks away unwanted moisture and the extra wide adjustable strap provides a secure, comfortable fit. The pure Lexan dual vented lenses have been treated with the F2 Anti-Fog technology to offer a clear line of sight under a variety of conditions with precise definition. They also provide durable impact protection and scratch resistance while filtering out 100% of all UVA, UVB, UVC and harmful blue light rays. Plus the interior surface has been textured to reduce glare for more precise definition. Small to medium fit, the Oakley O2 XM is going to provide amazing clarity without having to sacrifice field of vision. Small to Medium Fit, Dual Vented Lenses, F2 Anti-Fog Technology, Moisture-Wicking Triple-Layer Polar Fleece Foam, Moto-style strap attachment provide helmet compatibility, Discreet frame notches at temples provide compatibility with most prescription eyewear, Race: No, Category: Adult, OTG: Yes, Special Feature: None, Helmet Compatible: Yes, Spare Lens Included: No, Goggle Ventilation: High, Goggle Lens Change: Moderate, Frame Size: Small/Medium, Lens Shape: Spherical, Lens Type: Non-Mirrored, Model Year: 2018, Product ID: 398385, Model Number: OO7066-01, GTIN: 0888392077912