Oceanic Ion 3X Panoramic View Single Lens Scuba Diving Mask w/ Neoprene Strap, Black

Same great fit and style as the Ion with side windows for increased peripheral vision. Sturdy lightweight frame. Low volume design for wide field-of-view and easy clearing. May be easily fitted with optical lenses from -1.5 to -8.0 diopters in .5 increments. Now Available in positive diopters. 100% liquid silicone for comfort and long-life. Tempered glass lens for safety. Easy adjusting buckles for convenience. Neoprene Comfort Strap included. Change your point of view. A low profile family of masks for the pro, the semi-pro, and all lovers of the sport who want to see the underwater world more clearly. Accepts optical lenses and comes standard with our Neoprene Comfort Strap.