Product Name: Cervical Traction InstrumentInflation method: three-tube inflatableMaterial: Thick PVC inner lining, flannel fabricApplicable people: adultsPacking: OPP bag packagingPacking list: traction instrument x1, English manual x1, airbag x1, OPP bag x1Packing size: 25*18*3cm, 0 26kgFeatures1 High quality experience: latex lining, flannel fabric, good air permeability;2 Multi-layer support: 3 layers of air layers can effectively protect the cervical spine, the gas is adjustable, and the flannel fabric is more suitable for the neck 3 Material upgrade: thickened PVC liner, three-tube inflation, light weight (about 250 grams), large traction (0-80 kg), long traction stroke (1-20 cm), can effectively fix the neck;4 Portable: The portable size is small, the device is light and portable;5 Travel pillow: can be used as an inflatable travel pillow