Anti-Fog Coating coating COMFORT SAFETYOur swimming goggles use soft silicone cushioned frames for best possible fit, 100% latex-free, which relieves the pressure on the skin and creates a waterproof seal to prevent children from chlorine and raccoon eyes. UV PROTECTIONThe lenses of the pool goggles are treated with ultraviolet light absorber that can maximumly absorb the high-energy ultraviolet and protect your kids eye from the damage of UV sunrays. So they have more courage to explore the mysterious underwater world. Perfect for little boy's and girl's swimming lessons and inspiring them to swim. ANTI-FOGThe inner lenses are coated with the latest anti-fog treatment to let you see clearly underwater without blurring or distortion, protecting your kids from heat and sun's harmful damage. With the anti-fog coating, these goggles defog automatically to make sure the fog won't condense easily and affect the child's sight. NO LEAKINGThe swimming goggles are made of high-quality silicone cushion are ergonomically designed to ensure that they are suitable for different facial shapes and to stop annoying leak in, so that they can reduce the pressure around the eyes and let your kids enjoy leak free swimming experience. PANORAMIC VIEW EASY TO WEAROur kids goggles with the mask fit, which are more beautiful and stylish, can broaden your child's horizon under water. Our button release design is much easier for kids to wear and take off by themselves. In addition, our headstraps are easily adjustable.