As a classic brand, Stockyhut masks are favored by enthusiasts, even though it has been around for years now. The mask is easily adjustable, has a low inner volume, which is very suitable for deep free diving, and the skirt is small, but the mask adapts easily to a large number of face types. Feature: Suitable for both teenagers and adults for snorkeling, consisting of a mask and snorkel. The mask provides perfect underwater vision with easy strap adjustment. Tempered glass lens, strong anti-fog function, Innovative wide-view mask. Silicon mask and snorkel mouth piece provide superior comfort. Adjustable strap with buckles for quick and easy adjustments. Accidentally when submerged, Total dry silicone snorkel. This Glide Snorkel Set Is Great For Young Swimmers Who Are Ready To Explore Underwater! The Mask Provides Uninterrupted, Water Tight Vision, And The Set Comes With A Mesh Storage Bag To Keep Everything Together. Specification: Mask lens : Tempered glass Mask skirt &strap : Silicone Mask size : 180 * 87mm / 7.1 * 3.4ince Lens size : 61 * 55mm / 2.4 * 2.1ince Snorkel height : 430mm / 16.9ince Package Includes: 1 Piece Breathing Tube 1 Piece Diving Mask