This steel Massaki with large numbers of tiny studs is used for massage the fingers of your hands and feets. If you press it with one hand into the palm of the other, the pressure will stimulate the reflexotherapy points that correspond to the body organs: LIVER, LUNGS, KIDNEY, INTESTINES, STOMACH, HEART, GENITALS, AND NERVOUS SYSTEM. If you press it against the ends of your fingers, the stimulation will improve blood circulation, remove tensions, relieve pains and strengthen your fingers, your toes, wrist, ankle and joints. Sizes: Length 9 cm x Ø 3 cm.