Back Stretcher Lumbar Support Device Adjustable Pain Relief Back Massager Posture Corrector Back Stretching Treatment for Spinal Stenosis Herniated Di

Item: This is a 2-in-1 Combo Back Stretcher that includes two stretching back planes. Each of them uses the same base with 4 levels of arch adjustments. One of the back plane uses magnetic stones to relax back muscles. The other back plane use spiky points to stimulate back muscles. Materials ABS plastic, NBR foam Colors:Blue Size: 12in*10.5*1.5 wight:1.55IB Package Content: 1x home use back traction devices. 1 x Use manual How to use: Place the lumbar support on flat. Adjust the angle you need Lying slowly on the lumbar support Align the spine with the central foam pad After stretching. Sit up slowly. Hold for 30 seconds before standing up Tips Beginners are recommended to Using the back decompression devices 1-2 times a day for 5-10 mins a session. The correct way to leave the massager sideways support with your arms slowly, please do not suddenly lift up