The Spiky Message Ball is perfect for treating plantar fasciitis, trigger point massage, relaxation exercises, hand therapy, and reflexology. It improves circulation, smooths out connective tissue, stimulates muscles, and eases tension. Ideal for self-massage on the arms, lower legs, feet, and across the entire body. It can be used to relieve tension and smooth out connective tissue in tight areas while providing a relaxing, sensory experience. 8cm size.