Anti-fogging snorkel maskv 180 HD panoramic view.v The lens is made of high quality, tempered glass, high-strength material, don't worry about it breaking under pressure.v Anti-leak and anti-fog.vThe mask and adjustable strap are made of food-grade silicone, which is safe, non-toxic and tasteless.v The adjustable strap of the mask helps easily adapt to multiple face types.Dry top snorkelvThe top has a float mechanism that prevents the entry of water when submerged. It allows drivers to take every breath with confidence and focus on the reef below without worrying about water in your airway.vThe snorkel feature a soft, flexible, hypoallergenic food-grade silicone mouthpiece with bite wings to provide a comfortable, secure grip with no need to keep the jaw clenched, eliminate jaw fatigue.v Dry-top valve seals breathing tube when submerged.v Longer oval upper tube provides more air, and breath effortlessly.v The lower purge valve allows water to be quickly expelled.Non-slip finsv The snorkel fins come with large non-slip inserts for sole, both for total protection of the foot, the excellent transmission of the leg-fin effort.v Design of increased diversion groove on the fin help diver swim in the water by using minimal effort but realize maximum efficiency.v The adjustable open-heel design makes the fin can accommodate a wider range of sizes, so family members or friends can share equipment more easily.Package Included:1 x Diving Mask