TUSA SPORT UC7519 Splendive Adult Mask and Snorkel Set includes a low volume 2 window mask with enhanced vision, EZ adjust buckle technology, ClearVu tempered glass lens and hypoallergenic crystal silicone skirt and strap. The snorkel features TUSA Hyperdry technology that reduces water flow into the snorkel, a drain chamber and purge valve for easy clearing with a hypoallergenic crystal silicone swivel and mouthpiece.