New 10 ft. (120 inches) Open Ocean Cordura nylon signal tube is the one you want to have with you for the highest possible degree of visibility ... 10 ft. of bright orange !! 

The new Open Ocean Cordura nylon signal tube can be inflated  using an oral inflator or through a low pressure inflator connection for easy inflation from your regulator low pressure inflator hose. The Open Ocean signal tube also a bottom opening to inflate by free-flowing air from your regulator with a unique internal membrane to keep air inside until released by activating the BCD-style dump valve. Includes safety whistle, vinyl light stick holder and nylon mesh storage bag. Color is Bright Orange.