This is the Aqualung Sphera Mask for Scuba Diving Snorkeling Free Diving Features: Curved lenses provide true 180-degree visibility for maximum awareness while swimming Patented Plexisol lenses provide 100% UVA & UVB protection, a great plus for free divers spending time at the surface Anti-fog and scratch-resistant lens coatings deliver crystal clear viewing and improved durability Ratchet buckles Slimmed down mask strap and buckle system minimize drag and are easy to adjust, even when wearing gloves Popular among freedivers for its ultra-low profile, the Sphera blends the best qualities of dive and swim masks. A narrow bridge separates curved lenses that give divers a true 180-degree range of visibility while a sleek frame and trim buckles reduce drag while swimming.
