Features： 1、 Material: Large metal valve, reduce charging time, durable, high end atmosphere Grade. All velvet fabric, full and smooth nap, soft texture, wear resistant without odor. 2、Water Drop Shape: The droplet design is more comfortable and fits the curve of the human neck. The opening of the neck stretcher is loose and comfortable without jamming the throat. 3、Streaming Design: The neck traction device has medium narrow streamline design, more fit the human neck curve, while avoiding the carotid artery, to avoid compression. 4、Fast Charging: Three layers of air bag, three tube design, fast and uniform inflation, the top controllable inflation. High elastic inner bladder, 360 degrees of care for your cervical spine. 5、High Front and Low Back: Ergonomic design, high front and low back effective support, neck and shoulder support without pressure. 6、Block Air and Easy to Storage: Oxygen tube storage is convenient, oxygen tube after use, not easy to dust. The drag balloon design of the tractor can effectively block the air and maintain the pressure of the tractor. Specification： Item Type: Neck Traction Device Material: Velvet, PVC Color: Blue Specification: Uniform Code Package List： 1 x Neck Traction Device 1 x Inflatable Ball