Jabs, hooks, uppercuts, feints and footwork you'll master all this and more with SPORTNOW's free standing punch bag. Featuring two speedballs, a 360 degree reflex bar and a boxing bag, it lets you mix up your training, keeping sessions fun and exciting. Fill the base with sand or water for added stability and adjust the height to fit various users. Sharpen your skills and stay fit in any space you desire!