Ultra-light techno-polymer second stage is extremely lightweight and super strong. Side exhaust for less bubble interference Ultra compact streamlined hydrodynamic design. Nitrox compatible to 40% (The recreational limits of Nitrox). Bright Hi-Viz yellow hose and 2nd stage cover for easy identification. The item "Mares MV Octopus Scuba Regulator Octo" is in sale since Monday, September 26, 2016. This item is in the category "Sporting Goods\Water Sports\Scuba & Snorkeling\Regulators". The seller is "european_outdoors" and is located in NY. This item can be shipped to United States.