The Aqua Flex Goggles feature Zoggs' Flex Frame design and silicone construction for an ultra flexible, comfortable fit. The lenses provide a 180 degree field of view, with clear frame windows on the top and bottom for extended peripheral vision. A built-in anti-fog treatment in the lens material offers consistent clear vision. The fit is easily customized thanks to the Quick Adjust system with one-pull adjustment. Features: - Flex frame allows each eye cup to move independently - Clear windows on frame provide increased visibility - Medical grade silicone gaskets for a super soft fit - Anti-fog lenses - Silicone injection frame - Patented nosebridge design retains its shape under tension - 180 degree field of view - Quick adjust system for one-pull fit adjustment - Size L/XL usually fits men with an average to wide face width and women with a wide face width