The Mares Rover Octo is a mid-sized octopus made with Mares' ultralight techno-polymer, the soft front cover makes the Rover easy to purge and a pleasure to use. It incorporates a Fluid Dynamic Deflector that helps to properly direct airflow from the bypass tube to the mouthpiece. All in all, this octopus delivers very natural and effortless breathing that's assisted by the Vortex Assisted Design system. The Mares Rover Octo comes with all the hoses you need to get geared up and go dive. Compact and lightweight Fluid Dynamic Deflector Superior resistance to abrasion Hi-Viz yellow cover and hose Nitrox compatible Vortex Assisted Design (VAD) System 39.4†(100cm) Rubber hose with âœâ€ threading Soft hypo-allergenic silicone mouthpiece