TKO-SE004-BL Color: Blue Features: -Resistance band.-Comes with soft expander.-System works entire muscle groups including smaller stabilizing muscles.-Perfect for home, gym or on the road.-Mobile effective, resistance band based cardiac and strength training system. Dimensions: -6.25" H x 8.25" W x 2" D, 0.45 lb. Warranty: -Manufacture provides 1 year warranty.