This is the XS Scuba Rubber Weight Belt with QR Quick Release Buckle Features: Heavy-duty natural rubber strap Depth-compensating from stretch rubber material 59" overall length with a belt width of 1.75" 0.16" thick rubber material Stainless steel quick-release cam buckle Permanent rivet attachment of buckle Rubber belt with standard stainless-steel quick release cam buckle has the buckle securely riveted to the belt. The belt is manufactured with heavy-duty natural rubber."