The SP-170 Platina II Hyperdry snorkel is TUSAs premier semi-dry snorkel incorporating several features such as the patented Hyperdry System making this one of the most stylish and feature packed snorkels on the market. The oval design, a feature unique to TUSA snorkels, has now been further improved. It provides direction to water blown upward to insure a clear snorkel while minimizing water resistance. The pipe interior, with its bellows section, has a new flush surface to further smooth the airflow. -amp-nbsp; -amp-nbsp;Details: Hyperdry System with three current rectifying plates Pre-angled purge valve eliminates gurgling of water by breathing and allowing air bubbles to pass by the side of the face Ortho-consciously designed mouthpiece for ultimate comfort Detachable two-section swivel adapter minimizes the pulling feeling Three-dimensional pipe curve gives the ideal angle for snorkeling View our full selection of Snorkel Gear