Open Box ScubaPro Crystal Vu Plus Dive Mask - Blue/Gray W/PURGE Scuba Tanks Duration of Air Supply -

Duration of Air Supply - Approximately 57 breaths at surface

Up to 7 days in smartwatch mode

HIGH PRESSURE PORTS: 2 HP 7/16" UNF

Altitude Adjustable

The swiveling buckles feature micrometric regulation

Open Box ScubaPro Crystal Vu Plus Dive Mask - Blue/Gray W/PURGE Scuba Tanks Duration of Air Supply -Please note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION The most important consideration in mask selection is fit. Since no two faces are alike, SCUBAPRO devotes an exceptional amount of development time to accommodate individual differences. This product does not carry a valid manufacturers warranty.