The swimming mask is with PC, environmentally friendly and healthy, providing an extreme comfortable using experience. The highly easy adjustable mask buckles and flexible face skirt, perfectly engineered to fit virtually any face shape and heads in different sizes. Impact Resistant Coating coating Humanized design& matching: Ultra Mirror Lenses offers enhanced clear view and protection and it is perfect for sunlight. Clear Lenses are excellent for summer, night or indoor swimming offers the high clarity. Two in one covers all your needs! Comfortable& No Leaking: Flexible frame and gasket with a less restricting feel around your eye sockets, can provide customers with maximum comfort while forming a solid seal around the eyes, so you never have to worry about water seeping in or red itchy eyes. Anti-fog& UV protection: The inner lenses are coated with the latest anti-fog treatment to let you see clearly underwater without blurring or distortion. The outer surfaces of the lenses are carefully coated to enable the lenses to filter out harmful rays, and do not touch the inner lens with your hands, just rinse with water and air dry.