Aegend Swim Goggles, Swimming Goggles No Leaking Anti Fog UV Protection Triathlon Swim Goggles with Free Protection Case for Adult Men Women Youth Kids Child, Multiple Choice COMFORTABLE? OF COURSE!Flexible silicone frame and improved nosepiece provide extreme comfort that never hurt your nose or leave a mark on your face.Normal Nosepiece FOG-UP?NO!The inner surfaces of the lenses are anti-fog coated by the latest Environmental Treatment Technology which enhance the anti-fog ability of the goggles and does no harm to your face. LEAKING? NO!Premium silicone material and Ergonomic design used on the goggles ensure a snug fit on different facial forms and never allows water leak in. CLEAR VISION? YES!The slightly tinted lenses make for even better clarity compared with mirrored lenses. Suitable for swimming indoors or cloudy daylight conditions. HIGH-PERFORMENCEPolycarbonate lenses stay strong even in the toughest conditions. Well-designed clasp make it easy to put goggles on and take off without pulling hair. *ALL OF OUR AEGEND GOGGLES HAVE 12 MONTHS GUARANTEE! 1. COMFORTABLE: Flexible silicone frame and gasket provides maximum comfort. 2. SHATTER PROOF: Polycarbonate lenses stay strong even in the toughest conditions. 3. Modified comfortable nose piece. 4. EFFECTIVE: UV protection and anti-fog coating enhances your swimming experience. 5. Convenient clip in the back. Mirrored lenses: Reflect light away from your eyes, mirrored lens provide a darker view. Suitable for swimming outdoors - especially in bright days swimming. Tinted Lenses: Reduce brightness by creating a darker view during bright indoor and outdoor swimming conditions. - not suitable for bright days or dimly-lit environments. Clear lenses: Offers protection and clear vision without changing the appearance of colors. - Ideal for indoor or low-light swimming situations. Always remember to wet the lens inside so the coating can work. Put goggles in pool water for a while before swim. NEVER wipe the lens. After swim, wash the lens with fresh water and then let it air dry.