The Yoga Ring Back Stretch is made of durable, hard PP material for long-lasting use. Designed with 48 massage points, it provides deep muscle relaxation and pressure massage for various body parts. Lightweight and portable, it’s for Pilates exercises at home, in the office, or while traveling. Ideal for improving muscle tone in the thighs, arms, and core. The set includes two rings, allowing you to work both sides simultaneously. For neck, back, shoulder, and foot massage relief.The most popular yoga ring is designed according to the human body curve, to relax muscles and to help strengthen the fascia, improve posture, and strengthen the core. It is effective to help accurate asana posture, helping to improve hunchback, spinal curvature and relieve back, leg pain.Not only can you use it to tighten thighs, you can also do legs lifts to straighten core, and tone arms, develop stronger muscles in abs, legs, arms, chest, obliques and hips.Perfect for women and the elderly who want to develop muscular strength, increase body awareness, improve endurance, balance & correct posture.You can put into your bag, hide in the closet or hang it anywhere. It's excellent for taking to the workouts at home gym or when traveling.Stretching pilates ring which helps you to stretch and relax your muscle so as to get more healthy and beautiful body line. A perfect accessory for Yoga or Pilates stretching training.