WIN.MAX Anti-fog Diving Mask and Snorkel Set, Wide View Mask Snorkel Set (Mask/Snorkel, One Size) Tempered glass lens, soft skirt, and easy-adjustment buckle with just pinch and pull. One Size Fits Most, for Recreational Use The snorkel is splash resistant, can reduce water from entering snorkel top while snorkeling Special skirt design to equalize friendly and easily the pressure in the middle ear with surrounding pressure, along with Easy-to-adjusted silicone mask strap. With Reusable Carrying Mesh Bag