Function: Wooden massage rollers are used to expel and promote the rebuilding of toxins and residual fat. Releases muscle tension, improves blood circulation, relieves nerve pain, relieves fatigue, increases physical activity and flexibility and is a great helper in life. ROLLER DESIGN: The wooden hand massager is equipped with 12 rotating rollers that are smooth and durable. The non-slip handle is easy to grip and can effectively relax the muscles in the shoulders, waist, arms and legs. Material: The massager's rollers are made from 100% natural wood. The surface is smooth and burr-free and will not scratch the skin. The metal rod in the middle is strong and tough, not easy to bend and the massage ball rolls smoothly. Suitable for: Promotes blood circulation, tones muscles and smooths the skin. Suitable for athletes, coaches, sports workers, dancers, etc. Essential equipment for any professional masseur, therapist and coach.