The V550A joins the Fitness goggle line. These goggles feature an EZ strap and a quick-adjust buckle system. They have UV protection and super anti-fog treatment. The V550A also feature a soft and large cushion seal for superior comfort.EZ StrapVIEW's EZ strap allows goggles to be quickly and easily adjusted with minimal effort. Adjustment can be made while the goggles are worn, allowing for a precise fit.Silicone SealVIEW's 100% high grade silicone seals offer the softest and longest-lasting eye seals available on the market today. Surgical grade silicone is non-allergenic and resists stretching and fatigue from prolonged use in chlorine, reducing leakage and replacement.Silicone StrapVIEW's high grade silicone straps offer the softest, most pliable and longest-lasting straps available on the market today. Surgical grade silicone is non-allergenic and resists stretching and fatigue from prolonged use in chlorine.Super Anti-FogVIEW's Super Anti-Fog treatment provides long-lasting protection against fogging caused by perspiration and heat. Wetting the inside of the lenses before use creates a film of water that ensures a clear field of view and allows the treatment to work effectively.UVCUTVIEW's UV Cut technology provides superior protection from harmful ultraviolet (U.V.) rays. Increasing exposure to U.V. rays which damage the skin and eyes has become a serious problem. U.V. protection provides greater eye protection during outdoor use.