Redefine your swimming experience. Let you feel a different "swimming" experience!Our goggles:The comfortable silicone frame provides leak-proof protection so you can focus on swimming.ultraviolet light. Protect your eyes when swimming outdoors.Anti-fog technology allows swimming in all conditionsEasy to adjust.The lens design provides a wide field of view.The nice protective case that comes with it is safe to carry without getting scratched.How to put on goggles:1. Open the buckle.2. Adjust the length to find the right position for your eyes.3. Fasten the buckle on the back of the head.Please note that do not put on the goggles before opening the buckle and adjusting the length of the strap, otherwise it may cause the strap to break.Ease of care and maintenance:Cleaning Goggles: Always rinse thoroughly with cold water to remove chlorine, salt, sand and other contaminants and allow to air dry in a warm, clean environment.Do not leave the goggles in direct sunlight as this will dry out and discolor the soft silicone seal.Never rub or wipe the inside of the lens, as this can scratch or remove the anti-fog coating.Store your goggles in the protective case (included) to protect your goggles