Cordura 1000 to guarantee maximum resistance to abrasion. Large pockets with velcro closures on the flaps. External size label for immediate identification (from XXXS to XL). Outer bladder material: PU coated 1000 D Cordura • Inner bladder material: PU coated 840 D Nylon Dump valves: 3 with extraction command • D-rings: 4-25 mm stainless steel • Dry weight (size L): 3200 g (complete with hose and weight bag). Traditional BCD made entirely of 1000D Cordura, including bladder, pockets and shoulder pads. Stainless steel rings and grooves to house the octopus or diving instruments. Model with chest adjustment in two different positions. ¦ External bladder material: 1000D Cordura with PU coating ¦ Internal bladder material: 1000D Cordura with PU coating valves Dump valves: 3, with cable pull rings ‚Rings: Four 25mm stainless steel ¦ Weight dry (size L): 3200 g (including hose).