Mobility of the shoulders and arms.
Min Height : 140 cm
Stand facing the wheel and grasp the handle with one hand. In a calm and regular way, rotate the wheel in one direction, then in the other, change arms. Alternatively, grasp the handle with both hands and while turning the wheel without letting go of the handle, turn your whole body around itslef (when your hands are in the highest position) in order to finish the entire cirle.