Air Cell 420 Cordura w/Urethane Laminate, Harness Nylon Webbing, Plastic, Stainless Steel. All Characteristics of Dragon Developed for Greater Comfort/Stability. 2 (50 mm) Swivel Shoulder Buckles. Mares dragon sls weight system scuba diving bcd this item is in the category sporting goods\water sports\scuba & snorkeling\buoyancy compensators.