Divers are often looking for new ways to reduce drag and improve streamlining. In response, the market has shifted towards Back Mounted Counterlung designs that leave the chest free for attachment of additional tanks and accessories, and allow for improved streamlining with less drag and better horizontal trim. The new BMCLs from Hollis Rebreathers meets the demand for an attractive BMCL replacement thanks to features like a cleaner hose routing, better water trapping and reverse compatibility for existing Prism 2 users.

No Change in breathing effort, simple solution to clutter free chest area.