Lifting Bags Weight Capacity 77 ton Bag Length 38 in Bag Width 38 in Maximum Lifting Height 20 1/2 in Air Volume Required 53.1 cu ft Bag Material Kevlar(R) with Neoprene Inlet Size 1/4 in Air Inlet Type NPT Number of Plies Two-Ply Includes 2 Ply Kevlar with Neoprene Maximum Operating Pressure 116 psi Reinforcement Material Kevlar(R) Burst Pressure (PSI) 464 psi Inlet Gender Female Weight 55.8 lb For Fluid Type Air Series Series B System of Measurement Inch Metric