How to Install? Place device on flat and solid surface,kneeling on the ground, secure the wide end of the base against your knees,bend arch and insert into desired slots. How to Use: 1. Place the lumbar support on flat. 2. Slowly lie your back onto the arch with hands supporting. 3. Keep the lumbar traction device close to your lower back, mid-back or upper-back. 4. Align your spinal with the central foam pad of the spine corrector. 5. After stretching, gradually sit up and stay for 30 seconds before standing. This Back Stretcher Offers Support For: *Spinal Traction *Muscle Relaxation *Back Massage & Support *Lumbar Back Pain *Posture Correction *Herniated Discs *Muscle Spasms *Pinched Nerves *Lower and Upper Back Pain Relief *Spine Corrector 3 Different Level Setting. Level 1- less intensity Provides least amount of stretch for beginners. Level 2-moderate intensity Provides greater stretch for advanced users. Level 3-strong intensity Provides maximum stretch for advanced users. You can adjust the level according to your body type and therapy needs. Using the device 1-2 times a day for 5 minutes a session,stretch the back muscles, restore the natural curvature of the spine. Tips: Use the spinal decompression devices with a pillow under your head will be better. Using the back decompression devices 1-2 times a day for 5-10 mins a session. Specification: Material:medical magnet, ABS, NBR Content: 1x Back Stretcher 1x User Manual