Heavy duty polyurethane coated nylon buoyancy bag. Optiparts buoyancy bag. Normal valve, Color yellow size inflated 29 cm x 92 cm, content : 48L size deflated 44 cm x 98 cm, radius 5 cm. According to IOD'95
Bags made of polyurethane coated nylon are about half the weight and significantly stronger than bags made of PVC or PVC coated nylon. Some bags are available with a twist lock tube valve.This valve is attached to a piece of tubing. With this valve the bag can easily and quickly be inflated and deflated.