Features: PRO SWIM GOGGLES ---- This mirrored swimming goggles use safe, non-toxic, high-quality silicone that is soft and durable. - It is a professional competition training triathlon small frame swim goggles for adult, men,women,youth,which is anti-glare, reduced resistance of water. 100% UV PROTECTION AND ANTI-FOG ---- This swim goggles can block the sun's harmful UVA and UVB rays to provide better eye protection and help to reduce glare. - This goggles lenses are also coated with anti-fog treatment to let you have prolonged clear vision when you swim. LEAKPROOFleak ---- Double-layer seals are unchanged classic fit,which are soft to touch and more tightly fit to eyes, it does't allow water leaking. - The gasket rests in the eye socket and has a smaller contraction. but also can give you a wide vision of 180 degrees. Bifurcated double head straps are more fit and stable. - Include 3 sizes interchangeable nosepieces for a custom precision fit. COMFORTABLE FIT ---- With great elasticity, it is easy to take on/off without snagging hair, and it keeps the hair packed and tangle-free when swimming, ensuring a clear vision! Good streamline also helps to swim faster with less water resistance, therefore, let us enjoy a happy swimming time. BETTER UNDERWATER VISION ---- 180-degree clear vision, adding 30% vision than other goggles. - When you are swimming underwater, the vision is clear and bright, without any blur feeling. - This swimming goggles color are the latest fashion colors, When you swim out of the water every time, a lot of eyes will focus on you because you have already stood out among the crowd. - Your choice will make you stand in the peak of sports fashion. DURABLE ---- These triathlon swim goggles are built to last for years. Properly store and dry after each use and enjoy these open water swim goggles for season on end. The Original Size M is already attached on the goggles) 1 x swim goggle box Warm Tips: 1. Please DO NOT WIPE the inner surface of the goggles 2. Put the goggles into water 10-20 seconds before swimming. 3. Clean the goggles with fresh water after swimming and to let it dry by air.