Prepare yourself to ride in the sand with the Oakley MX O Frame Sand goggles. Flexible O Matter™ frame optimized for comfort, fit and maximized peripheral view. Impact-resistant lens material provides 100% protection against UVA / UVB / UVC and harmful blue light up to 400 nm. Scratch-resistant lens with F2 anti-fog coating. Glare reduction and tuned light transmission of Iridium® lens coating (optional). Closed cell vent foam keeps out dust and sand particles. Triple-layer face foam fleece to wick away sweat. Adjustable 4 mm strap with silicone lining for a more secure fit. Engineered to fit securely with most helmets without compromising fit. Configurable with Race Ready roll-off accessory (sold separately). Includes microbag for storage and lens cleaning. All iridium SKUs include extra clear lens (except for special collection SKUs).