Eco-friendly Material This muscle roller is made of ABS+PC+TPE+POM to form stable three-dimensional structure and soft foam surface, which is skin-friendly and durable. 3D Trigger Point One of the best recovery tools physical therapy and exercise , increase body flexibility. The 3D trigger point designs imitating finger massage can relieve pains, knots and tension muscles for comfort and relax. Widely Use Massage roller is suitable for runners, yoga, dancers, athletes to relieve soreness and discomfort in the back, legs, neck, abdomen etc. Easy to use at home or gym.