UShake Adult Swim Goggles, Large Swimming Goggles with Anti-Fog Light Blue Lens for Adult or Youth Outdoor Ocean Swimming Goggles CLEAR LENSES:180 degree widest clear vision & ergonomic lenses, which are large enough for dramatically increasing the field of view STRAP ADJUSTMENT: with simple tabs on the sides of the frames to loosen or tighten the strap. SILICONE GASKETS: 100% Silicone skirt assures comfort and a leak-resistant seal, and hypoallergenic silicone gaskets provides an even pressure across the face and no pinch points(product MIGHT LEAK with extra high nose and not for everyone) EYES PROTECTION: Anti-fog, UV protection and scratch-resistant clear lenses COMFORT: Special matte and smooth areas on the Silicone skirt strengthen the seal and adhere to your skin making a nice water tight seal which enhances comfort in swimming; the size is not for kids and fits adult men or women perfectly. <span class="a-text-bold"><span class="a-text-italic"><u>CLEAR LENSES</u></span></span>:<span class="a-text-bold"><span class="a-text-italic">180 degree widest clear vision</span></span> &amp; ergonomic lenses, which are large enough for dramatically increasing the field of view <span class="a-text-bold"><span class="a-text-italic"><u>STRAP ADJUSTMENT</u></span></span>: with simple tabs on the sides of the frames to loosen or tighten the strap, Quick-and-Easy EYES PROTECTION: <span class="a-text-bold"><span class="a-text-italic"><u>Anti-fog, UV protection</u></span></span> and scratch-resistant clear lenses COMFORT: Special matte and smooth areas on the Silicone skirt strengthen the seal and adhere to your skin making a nice water tight seal which enhances comfort in swimming; the size is not for kids and <span class="a-text-bold"><span class="a-text-italic"><u>fits adult men or women perfectly</u></span></span>. SILICONE GASKETS: 100% Silicone skirt assures comfort and a leak-resistant seal, and <span class="a-text-bold"><span class="a-text-italic"><u>hypoallergenic silicone gaskets </u></span></span>provides an even pressure across the face and no pinch points Our lenses are with <span class="a-text-italic"><u>anti-fog coating</u></span> inside. Please <span class="a-text-bold"><span class="a-text-italic"><u>do not wipe</u></span></span> it by your finger during swimming. Clean it <span class="a-text-bold"><span class="a-text-italic"><u>with fresh water</u></span></span> after swimming and <span class="a-text-bold"><span class="a-text-italic"><u>dry it in air</u></span></span>. UShake is not liable for inproper treatment to our goggles. Use anti-fog spray to put them on inside lens. Place one small drop of dish soap on each lens, followed by a rinse in cool water for one to two minutes before using.