The R095 OCTO is an economical second stage featuring classic downstream valve technology that has a well-earned reputation for safety and reliability. Designed to be extremely easy to use in an emergency, the R095 OCTO is pre-tuned to the optimum inhalation volume for safe and uncomplicated use. You never have to worry about control knobs or switches; simply put it in your mouth and breathe. The R095 OCTO comes with a high-visibility yellow purge cover and a 39in/1m yellow hose that makes it that much easier to share air with a buddy in need. It's also a versatile second stage for use on deco tanks, thanks to its reversible hose attachment feature. Classic downstream valve design for optimal breathing performance.Metal valve housing is built rugged and increases overall reliability.Preset inhalation and Venturi-Initiated Vacuum Assist (VIVA) provides hassle-free air delivery.Reversible hose attachment makes it easy to use for sidemount, pony or deco tanks.Ultra-comfortable orthodontic mouthpiece is easy to grip yet doesn’t inhibit airflow.Includes yellow purge cover and 39in/1m high-viz yellow hose.