Hollis Reg. Necklace, Adjustable Regulator Accessory / Black Instruments 0 may be programmed to

0 may be programmed to provide no-deco and deco profiles like virtually every computer on the market

Fin blades are made from techno-polymer advanced material that provides the strength of bone to maximize power

Divers will have no problem seeing dive data in bright surface conditions or lowering the intensity for night dives

Get Streamlined

Hollis Reg. Necklace, Adjustable Regulator Accessory / Black Instruments 0 may be programmed toOverview Hollis' regulator necklace takes a new twist on a tool that technical divers have used for years to keep the backup regulator stowed under the chin. Fully adjustable, the Hollis necklace can be worn by any size diver and adjusted to fall on the chest according to individual diver preference.