Improve your stamina and hitting power with the reebok combat 4ft pu punch bag this strong piece of boxing equipment offers a cardio workout suitable for those looking to train and better their boxing skills or just looking for an effective way to exercise train 360 degrees around it and attach it to a boxing stand using the strong suspension straps the material that its made from is durable but still soft on hands and its size tailors it well to high punches and lower kicks