DescriptionStretch your back with this chiropractic lumbar stretcher. Lay the spine stretcher flat on the ground and lie on it. The curve on the magic back support is designed to flex and stretch your muscles without the risk of injury. It eliminates unwanted tension. It is great for those with chronic back pain, stiffness, or from sitting all day. You can lay on it but you can also use it for back support while you sit. It can be also be used in your car or office.Features - Color: Black.- Material: ABS & PP.- Size: About 38.5 * 16.8 cm(L*W).- Perfect for Back Relief, Spine Alignment, Lumbar Traction, etc.- Multi-level design with 3 settings adjustable arch. Sliding lever is liftable, and easy to press and lock. Choose different level freely by your suitable arch, make you feel highly comfortable.- Ergonomic design, it not only can be used as back pain stretcher, but also can be used as Posture Corrector, Lumbar Support Pillow and Abdominal Mat for all motion Ab workouts. Put it on the sofa or chair, shape and size fully support lumbar with simple operation. Better than other complicated devices.- Easy way to gently stretch your entire back, helping to eliminate the source of your pain and restore your natural back curve.- When lying down on Magic Back, gravity allows the front of your body to effortlessly stretch out and the surrounding muscles start to relax, gently decompressing the discs in your vertebrae, realigning the spine, relieving tension and pain.