TUSA Sport UC-0110 Elite Adult Single-Window Mask & Snorkel Set, Gun Metal/Ocean Green

PURE SILICONE: The snorkel mouth-piece and mask skirt is made of high quality food grade silicone. Comfortable, durable, & long lasting. CLEARVU TEMPERED GLASS: Provide superior clarity, color, transmission of light and safety over standard glass. EZ STRAP and BUCKLE SYSTEM: Allows mask to be quickly and easily adjusted with minimal effort. Easily adjust the strap by pinch and move motion to adjust slider. HYPERDRY SEMI-DRY TOP: Keeps the main snorkel pipe dry by ejecting water through an independent escape pipe. HIGH FLOW PURGE VALVE: A large diameter purge valve for simple, quick clearing, reducing the amount of water remaining in the mouth-piece.