Marine Sports Deluxe Signal Marker Tube Cameras 0 TEC was designed to

0 TEC was designed to excel in advanced technical sidemount diving

• Progressive increase of the working pressure to maintain optimum breathing efforts: Depending on the diver`s depth

This option is mainly created for wetsuit sidemount divers and allows them to safely explore underwater world

•Durable: Corrosion-resistant zipper with extended zipper pulls

Marine Sports Deluxe Signal Marker Tube Cameras 0 TEC was designed toNever loose the boat with this 6 foot easy to spot deluxe marker signal tube from Marine Sports. Comes with oral inflator opening, dump valve, safety whistle and vinyl light stick holder! This unique cordura signal tube also comes with an opening in the bottom of the tube and is weighted by lead. This allows the diver to inflate tube by free flowing air from the regulator. Unique internal membrane keeps air inside until released by activating dump