Hollis DT System Mares Single bladder option ideal for

Single bladder option ideal for recreational sidemount with two cylinders or in a Drysuit for redundancy / Dual bladder option ideal for technical dives in a wetsuit

and is also very effective against viruses

The Piston will automatically move Downstream from the High Pressure Air coming from the Scuba Cylinder if there is an unexpected malfunction of the High-Pressure Seat

Bonaire Mesh Backpack w/drybag

Hollis DT System Mares Single bladder option ideal forThe DT SYSTEM is designed for the demanding doubles diver, with all the components for your backplate and wing kit in one, pre assembled from the factory. This system includes the new DT50 doubles wing with a radical new design and ideal for larger double cylinders and colder waters. Includes: Hollis Solo Harness Hollis Stainless Steel Backplate 2. 0 Hollis Backplate Backpad 2 x Hollis Stainless Steel Cam Bands