Hollis Mask Pocket Drybag both Petrel models include open-circuit

both Petrel models include open-circuit and closed-circuit Air

Zippered pocket designed to store keys or cards

22% Larger Digits than Predecessor (ProPlus 3)

a mask that can withstand the toughest and most frequent use possible

Quality by Design:

Hollis Mask Pocket Drybag both Petrel models include open-circuitOverview Having all your gear attached and ready can be a plus when you are doing some serious diving. Sometimes you need to be ready to enter the water immediately without delay. No time to be looking for where you left your mask. The Hollis Mask Pocket is designed for your kind of diving. Pocket is attached to your BCD system and safely protects your mask and allows instant access when you need it. Pocket is constructed from heavy duty 1000 Cordura