Hollis Prism 2 Rebreather Counterlung Option:Back Mounted Counterlung w/Petrel (Metric) Aramid (Kevlar®) kneepads provide abrasion

Aramid (Kevlar®) kneepads provide abrasion resistance and comfort when kneeling on varied surfaces

Katana 2 is also the first sidemount harness in the world to be designed with closed circuit sidemount capability

SEAC Buddy is the ideal center-mount snorkel for the swimmer who wants to improve his technique

The Oceanic JetPack represents a true solution for the adventure traveler

Hollis Prism 2 Rebreather Counterlung Option:Back Mounted Counterlung w/Petrel (Metric) Aramid (Kevlar®) kneepads provide abrasionTechnically Focused The PRISM 2 is an electronically or manually controlled, constant PO2, modular, closed circuit diving system. As open circuit (SCUBA) divers, we rely upon filling our lungs with air from a pressurized gas tank with every inhalation and then exhausting that volume of air into the surrounding water with every exhalation. As we descend deeper, the water pressure around us increases, and the volume required to fill our lungs increases;