Features: Back pain relief without dangerous drugs or surgeries, there has never been a safer and easier way to get relief from back pain. The magic stretcher provides an alternative to drugs that contain side effects and surgeries that are complicated and risky. Extra hard, dense high-quality EVA foam with a unique design, the EVA foam is soft to the touch yet hard and dense so as not to crush under weight. To support your back needs, our back cracking device is carefully designed with 109 massage points to act as a self-massager. The unique massage point arched design effectively reaches deep and fully stretches upper + lower back muscles. The contour along the middle was specifically designed to help align the spinal cord when in use. Lightweight, portable, the light weight combined with a durable construction allows our back support stretcher for chair and car to accompany you on all your travels so you can use it anywhere. Simply use it 5-10 minutes a day, whether you are in your car, at the office, at the gym, etc. A wonderful gift, it can be a sweet warm gift for your friend or family suffering from sciatica and sciatic nerve pain, chronic lumbar and lower back pain, herniated disc pain, spinal stenosis, back stiffness and poor posture for yoga practitioners. Specification: Size: 33×24.5×9.5cm/13×9.65×3.74 inches Material: TPE EVA Color: Blue, Grey, Pink Product features: Relieve lumbar and spinal traction Suitable people: People with lumbar disc herniation Package includes: 1x Waist support