Professional Scuba Diving Masks Snorkeling Set Adult Silicone Skirt Anti-Fog Goggles Glasses Swimming Pool EquipmentColor:Red/Pure/Black/Pink/Yellow/Blue/Black/Purple Suitable for the crowd:Adult(Not suitable for small faces, child) Specifications:Mask Frame: PCMask headband: Food grade liquid silicone Lens: Tempered glass size: 165 * 90mm SnorkelMouthpiece, hose: Food grade liquid siliconeTube: PVCPRODUCT ADVANTAGES:The professional diving mask provides a 180 panoramic view underwater, making it easier to breathe when snorkeling, and helping you to understand the underwater world more clearlyMade of hard PC/liquid silicone/tempered glass, snorkeling mask is safe, non-toxic and odourless. The inside is soft silicone, which can protect your safety and will not give you headaches when worn for a long time. The elastic headband can be worn easily, suitable for a variety of head types. Release your hands to make you more free in the water.The snorkel has flexible water stop system, stop water completely.The ball on the top of the tube will automatically seal the air valve to prevent salt water from entering your mouth, and increase snorkeling time. Features: Tempered glass lens for clear view underwater. Comfort fit silicone skirt and nose part for leak-proof fit. Adjustable head straps fix on head firmly. Polycarbonate frame for durability. Imported Non-toxic silicone mouthpiece provide comfort. Dry top eliminates water entry when submerged. Adjustable quick-release buckle.MaintenanceClean mask with fresh water after use every time.Put the mask in warm fresh water for some minutesAfter sea snorkel to avoid corrosion.Avoid to use soap or detergents to make visibility well.Keep dry after use.Don't place the mask under the sunlight directly.Don't use towel to clean the face lens, glasses cloth Is better.Don't place face lens touch the hard surface.