Zeagle Scuba Octopus-Z with 27&#34; hose - Yellow High flow QD connections for air supply Corrugated hose disconnect (So Octo-Z can easily be stored with regulator.) Corrugated hose rinse connection. (Allows a garden hose to be connected to the BC for easy effective rinsing.) Light but rugged design Balanced inflation valve, for easy use and precise BC fill-rate control. (The BC can be orally inflated through the Octo-Zs mouthpiece.)