Description This product is used to relieve pressure on muscle, nerve tissue and fractures of the cervical spine. Hook design, don& 39;t need to pensile clog or power plant, can be convenient used at home, in the office, or even in the hospital room. Features - Color: Random.- Material: Stainless steel- Szie: About 33x26x0.3cm.- This product is used to relieve pressure on muscle, nerve tissue and fractures of the cervical spine.- Hook design, don& 39;t need to pensile clog or power plant, can be convenient used at home, in the office, or even in the hospital room.- Easy use and drive the pain away from you immediately.- Traction force can be adjusted by yourself, dynamometer can indicate the traction size, convenient for you to choose the appropriate strength to achieve better therapeutic effect.- Lightweight and small volume, convenient to carry.Packing list: 1 set of Stretcher