Type 9: Purple / 1 piece. Suction type massage ball. Muscle stiffness relief ball with suction cup. Body care. Washable. Suitable for shoulder blades, shoulders, neck, back, waist, calves, feet, soles of feet. Whole body care. Refreshing. Can be used in the bathtub during bath time. Easy to use. Acupressure. Tsubo pressing. Myofascial release. Free shipping. ‐ Mercari: Shop from Japan