1.Anti-fog Lens & 180Panoramic ViewThe anti-fog technology single lens design of the snorkel mask giving you an broad unobstructed seaview while snorkeling, scuba diving and swimming.2.Comfortable Skirt Perfectly Matching FaceThe swim mask skirt is designed with soft and flexible silicones to provide a watertight seal for face. Unique ergonomic nose pocket covers your nose well and makes diving masks fitted perfectly with different face shapes so that the goggles won't slide with water. It secure kids who are enjoying such a great fun with underwater world.3.Safe & Durable Tempered Glass Lens The scuba mask with shatter-resistant glass lenses which can protect against deep water pressure and collision risks. Scratching resist lens instead of polycarbonate enables you a clearer view under water and hardly to leave any scratches to your lens. Giving you a safer experience of swimming and diving.4.Food Grade Non-toxic MaterialThe skirts of dive mask and it's mouthpiece are made of food grade silicone without odorous smell. This swim mask will not make kid uncomfortable and painful. It is durable and easy to clean and especially suitable for long-term usage.5.Adjustable HeadbandAdjusting straps of swim mask from 10 inches to 19.6 inches by easily pressing this Kids dive mask button buckle and will hold the strap securely in place without creeping down in the water after adjusting. Fitting a range of 4-16 years old children' faces. Perfect for snorkeling, diving, swim training, etc. A Great Gift for men, women, kids, youth, teenagers and junior. YOUGANG 20230424