U.S. Divers Adult Sideview LX Purge Mask/Paradise Dry LX Snorkel (Yellow) High-tech, 4-window mask is virtually shatterproof Built in purge valve keeps mask clear of water Hypoallergenic silicone face skirt for ultimate comfort 100-Percent Submersible dry top snorkel with Pivot-Dry Technology Hypoallergenic silicone mouthpiece for comfort and durability