Open Box Cressi Air Scuba Mask-Blue / White Snorkeling Masks All mask tests are conducted

All mask tests are conducted in water and with actual use in mind

The gadget is equipped with a rechargeable battery that promises 20-40 hours dive time on a single charge

and long swims

Dry snorkel keeps water out

Open Box Cressi Air Scuba Mask-Blue / White Snorkeling Masks All mask tests are conductedPlease note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION This mask has a particular tapered structure deriving directly from the highly popular Nano mask patent. The Dual Integrated Frame Technology System allows you to join the silicone skirt to the lens frame without major interruptions of the curvature continuity. The result is a mask with an extremely hydrodynamic shape and,