Rely on our experience and quality for the best possible underwater experience, whether you are a snorkeling beginner or an experienced scuba diver. Upgraded full-dry snorkel tube Upgraded snorkel tube adopts a safe design of water-air separation and a three-channel design suitable for human body diving, which is divided into a main drain valve and a secondary drain valve and a breathing channel, and the water flow is separated from the air. After sinking into the water, the floating beads float up by buoyancy to prevent water from entering. After surfacing, the floating beads fall off due to gravity. Open the air inlet to to allow air to flow in. Besides, there is water purge valve at the bottom of the snorkel tube allows the water to drain quickly so that it won't influence your breathe. Clear Vision Compared with other scuba diving mask, our diving mask is made of large spherical double-layer lens technology and anti-fog coated inner lens, which can effectively reduce reflected light and increase light transmittance to provide you with HD underwater world experience. Beyond A Purchase The mask skirt is made from soft hypoallergenic transparent silicone with a double feathered edge that gives an excellent seal on many face types. Besides, the quick-release snorkel keeper system allows height adjustment for comfort. The dive snorkel kit is perfectly suitable for adults. Perfect Gift Each dive snorkel kit comes with a pair of swimming earplugs. When diving, the higher the water depth, the greater the pressure, it prevents water from entering and protects the ears from pain and infection to make your swimming more comfortable. Food-Grade Silicone Material The removable and replaceable mouthpiece is made of super soft and safe food-grade silicone material, which is ergonomic, reduces jaw fatigue and allows prolonged use without any discomfort.NO WORRY CUSTOMER SERVICE: The snorkel gear for adults with a storage bag that is easy to storage and carry, to buy snorkeling gear for men and women today without any risk, if not 100% satisfied, we offer you a stress free money back for 365 days. Perfect Match: Each snorkel set comes with a pair of swimming earplugs. As we all known, the deeper the water, the greater the pressure when diving, the swimming earplugs can balance ear pressure, which can protect the ears from pains and prevents water from entering, making your swimming more comfortable. Longer Time for Snorkel: Longer oval upper tube and a generous bore provide ample fresh airflow, which means more oxygen and longer swimming without having to stop! Besides, Food grade silica gel suction mouth comfortably into the mouth, which allows prolonged use without any discomfort. Evolutionary Safer Dry Top Snorkel: Enabled by evolutionary dry float valve and the splash-guard, when the top of the snorkel is immersed in water, the valve will seal the snorkel to prevent water from entering even in rough waters, the lower purge valve can quickly drain the water, making you breathe freely and safely. Safer Reinforced Anti-Fog Lenses: The lenses of snorkel mask are reinforced with polycarbonate and added with anti-fog treatment, Good impact resistance, drop resistance is higher than common tempered glass, withstanding deep water pressure over 32FT. Moreover, It has anti-ultraviolet function for better eye protection. One Size Fits All & Anti-Leak: Aligning adjustable head strap with double-layer waterproof design of the face skirt, the diving mask for adults creates a tight yet comfortable seal for any face shape, preventing water entering your mask, which makes you snorkel safer and more comfortable.Lens Material: Scratch Resistant. Lens Type: Scratch Resistant. Material: High-quality Silicone for Safer Reinforced Anti-Fog Diving Mask, Anti-Leak Dry Top Snorkel, Professional Swimming Earplugs See more. Color: Bright Blue. Brand: NineDan. Date First Available: December 3, 2021. Best Sellers Rank: #176,740 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 366 ratings 4.5 out of 5 stars. : B09MYRKS7V. Part Number: ?ND-SK. Manufacturer: ?NineDan. Warranty Description: ?30-Day Full Refund, Manufacturer Warranty for 365 Days From Date of Purchase. Brand Name: ?NineDan. Package Weight: ?0.54 Kilograms. Item Package Dimensions L x W x H: ?12.8 x 4.72 x 3.7 inches. Strap Type: ?Split Strap. Valve Type: ?Purge. Included Components: ?1x Anti-Fog Diving Mask, 1x 100% Food Silicone Swimming Earplugs, 365 Days Warranty, 1x Anti-Leak Dry top Snorkel, 1x Storage Bag, Lifetime Customer Service, 1x User Manual. Age Range (Description): ?Adult. Lens Material: ?Scratch Resistant. Lens Type: ?Scratch Resistant. Material: ?High-quality Silicone for Safer Reinforced Anti-Fog Diving Mask, Anti-Leak Dry Top Snorkel, Professional Swimming Earplugs. Color: ?Bright Blue. Brand: ?NineDan.