The UC-3325 Imprex 3-D Dry includes a single window mask that incorporates 2 side windows for enhanced panoramic and peripheral vision, TUSA's patented Hyperdry nose-purge system which allows for easy, no-nonsense clearing of the mask with a single exhalation, EZ adjust buckle technology, ClearVu tempered glass lens and pure silicone skirt and strap. The dry snorkel features TUSA Hyperdry Elite dry top technology (pat p) that stops water from entering into the snorkel, a drain chamber and purge valve for easy clearing and pure silicone flex neck and mouthpiece. The UC-3325 is a good match with our UF-14Z or UF-21 fins.