The Cressi Octopus MG is a pneumatically balanced valve designed with a Venturi effect adjustment switch, Cressi's patented elliptical membrane diaphragm and patented low-friction lever. The Octopus regulator air delivery system without injector has an internal heat exchange, cam-lock system to open the case and a body in noise-absorbent techno Polymer. Removable techno Polymer deflector and removable mechanical parts. The hose is an extremely light and flexible weighing only 5.4 oz. (153 g) with the regulator coming in at 6.42 oz. (182 g). The Octopus is certified to CE standard Annex B EN 250:2014 for cold water. The hose and the purge cover are in bright yellow color for easy identification in an out-of-air-emergency. The MG Balanced is designed and made in Italy by Cressi, an Italian brand pioneer in scuba diving, snorkeling and swimming equipment since 1946. The product is covered by a 2-year limited warranty.