Oceanic Duo MaskDuo Mask Solid and ruggedyet friendly on the bank accountthe Duo is a sturdy entry level mask for beginners who crave top performance at a reasonable price point. A 100% silicone skirt & double feathered edge guarantees a comfortable, dry seal and tempered safety glass provides a broad field of view. All told, the Duo comes in a full seven different color varieties, so you can mix and match with all of the crazy high performance, dynamic gear in your