25lb scuba diving wing donut

  
420D TPU Coated Cloth Inner Shell & 1050D Cordura Outer Shell & TPU Connector & ABS Safety Valve & Copper Nickel Plated Air Eye & Rubber Colorectal Tube. It Comes with 25lbs Donut, Outer Shell, colorectal tube and K-valve Removable soft bracket is provided for cylinder support and 2 threading slots in the middle are convenient for using. Inner Shell Material: 420D TPU Coated Cloth Outer Shell Material: 1050D Cordura Connector: TPU K Valve Inflator: ABS Air Eye:Copper Nickel Plated. Donut(L x W): 65 x 31cm Airway Tube Length: 35.5cm/14inch.