Heatable Deep Tissue Pain Relief Heatable Deep Tissue Massage Ball Provides effective relief from foot pain, neck pain, headaches, shoulder pain, fibromyalgia, back pain, sciatica, leg and hip pain, and more. 1.75″ (4.5cm) in Diameter Uses 100% natural acupressure and heat to release tight muscles and joints for the smaller muscle groups – feet, hands, shoulders, upper back, forearm, outer leg & sacrum
