This traction device supports the neck, while elevating the jawbone. This creates optimal spine alignment, which relieves tension in your nerves. Many people experience back, spine and shoulder pain relief and spasm relief. No assembly required. Step-by-step instructions ensure youre getting the best use of our cervical traction unit. We know how important it is to have detailed instructions and we want you to be as comfortable as possible No matter where you are on stiff days, experience spinal traction at home or on the go. Its soft, lightweight and small enough to fit in your suitcase, purse, car or backpack. This cervical pillow is easily adjustable so you can control the amount of air for a comfortable spinal stretch to relax your neck and shoulders. Layer: 3 Layer Item Type:？Braces and Supports Effect:？Bone Care Brand Name:？Hailicare Model Number:？1183 Feature: Inflatable colour:blue Material:PVC Size: One size, adjustable Package Contents: 1 * Cervical Neck TractionOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.