Century Fitness Hydrocore Water - filled Heavy Bag! Water-filled Training Bags that offer great feel and allow you to vary the weight as you train.Unique 8 diameter water core surrounded by high impact polyurethane foam reduces risk of injury from an overstuffed bagEasy-fill water core allows you to customize bag weightDelivers a realistic feel of hitting an opponentDurable black polyester backed vinyl coveringFour 2 polypropylene web straps with a test weight of 1,500 lbs. eachSturdy steel chains with 2 steel ring for hangingBottom tie-down loop. Consult a doctor before beginning any exercise program.Approx. 120 lbs. when filled with water. 14 diam. x 4'4h.A great deal on its own or to go with the Bag Stand below. Get your weight-adjustable Training Bag ONLINE now!Please Note: This is a Heavy / Bulky item. $5.00 for heavy / bulky shipping and handling will be charged in addition to regular shipping and handling.