The Ultra dry snorkel by Oceanic remains practically desert-dry, even when at depth. Oceanic`s patented dry snorkel technology eliminates water from entering the barrel while still allowing easy airflow and comfortable breathing. The Oceanic Ultra dry boasts of an ergonomic design and drop-away mouthpiece offer increased comfort and reduced jaw strain. Features: Dry Snorkel Technology eliminates water entry without sacrificing performance Oversized purge valve for easy clearing Snorkel retainer included Smooth bore silicone flex tube Comfortable curved mouthpiece Low profile Ergonomically designed for comfort and function Replaceable Silicone mouthpiece/Standard size Snorkel Gear.