Effect:Bone Care Material:Composite Material Model Number:/ Description: 100%Brand new and high quality Features: 1.The neck support is designed scientifically, ensures good immobilsation and patient comfort. 2.Can adjustable height to ensures a secure fit and better immobilization. 3.Multiple holes aides in better ventilation, provide comfort during prolonged use and hence better patient compliance. 4.High quality P. E. sheet ,Edge padding by Ethafoam provide high cushioning and comfort, and long functional life. How To Use: 1.Relax neck and put on it,then fix it. 2.Adjust the neck height slowly,suitable for yourself. Notice: 1.Traction time is suggest generally about 30 minutes, preferably every day before going to bed traction 2.Symptoms may sooner or later each time,10-15 days for a course of treatment. 3.Dizziness when using it, please reduce traction height, reduce the pressure on the neck,use it again after relax. Package Included:1 x Neck Traction