?Safe snorkel ?The new dry vent pipe uses an automatic closing valve at the opening to prevent water from entering. When the snorkel enters the water, the opening at the top of the snorkel automatically closes and reopens when the snorkel reaches the water surface. Even if the waves hit overhead, the splash guard prevents water from entering the snorkel. Unlike floating ball valves that are easily stuck by small sand particles or other objects, our new valve will not be stuck | ? Food-grade silicone material: The suction nozzle and threaded tube of the breathing tube and the skirt of the mask are made of food-grade silicone, which is soft and No odor, so as to ensure that you will not feel uncomfortable after wearing for a long time. | ?Comfortable and Seal mask: The soft skirt adopts a double-layer Seal design to avoid leakage. It is equipped with a high-elastic belt, suitable for different face shapes, without any pressure on the face. | ? Safety tempered glass: The lens is made of tempered glass, with high-definition field of view and 180 ,arge field of view. Explosion-proof and scratch-resistant, toughened glass is safer | ? Policy for your purchase with confidence: Our snorkeling equipment has undergone strict quality inspection. If you have any problems with your snorkeling equipment or. We will refund you for no reason.