Features： 1、Ergonomic designs, low front and high back, straight traction, fit the neck curve. 2、Three?layer, three?tube designs, rapid and uniform inflation, controllable upper part inflation. 3、The cover ring locks the side cloth. It is well sealed and no air leakage. 4、More fit the curve of human neck, loose opening, not stuck throat, more comfortable. 5、The medium and narrow streamline is designed to fit the neck curve of the human body, while avoiding carotid artery and compression. 6、The middle part of the retractor is concave, which is more in line with the physiological curve of the neck, effectively supporting the neck, and vertically pulling, which is more scientific. Specification： Item Type: Cervical Collar Material: Flocking Optional Color: Gray, Blue, Rose Red Scope of Application: Suitable for traction auxiliary treatment of cervical spondylotic radiculopathy. Usage: 1. When using the retractor, open the neck forward and adjust the neck circumference through the adhesion buckle. 2. Tighten the nut on the inflatable ball, loosen the air check valve and inflate the tank of the retractor 3. Pump air with the inflatable ball until the patient feels comfortable, push the air stop valve and tighten the nut 4. Traction time according to the needs of the disease, the general traction for 15-30 minutes, once or twice a day. After traction, loosen the air check valve and nut and deflate slowly to avoid neck pain Notes: 1. During treatment, try to relax the neck and slowly inflate and pressurize it to enhance the traction effect. Use a soft brush with water, do not wash with water, do not brush surface stains with force 2. When using, it is strictly forbidden to tear, so as to avoid air leakage at the adhesion. When the surface of the tractor is stained, it can be cleaned with a soft brush with water, and it is not allowed to be cleaned with water, soak in water or forced scrubbing Special instructions for safe use: 1. Please use it under the guidance of a doctor. 2. When inflation, it should be done gradually and not too aggressively. During traction treatment, abnormal reactions such as dizziness, nausea and so on should be deflated slowly until the uncomfortable symptoms disappear, and then the use should be adjusted again. 3. Minors should not use it by themselves. 4. Strictly forbidden to exceed the standard Contraindications: 1. Cervical spine fracture and dislocation 2. Patients with tumors and tuberculosis 3. Old cervical trauma, cervical stenosis, cervical myelopathy; 4. Ossification of posterior longitudinal ligament of cervical vertebra 5, vertebral arteriosclerosis, malformation, vertebral osteochondrosis 6. Spinal cord disease 7. Free disc herniation, intervertebral space infection, discitis, and vertebral arch collapse 8. Severe hypertension and cerebral arterial stiffness 9. Severe heart, brain and lung diseases and hemorrhagic diseases 10, long-term use of hormones, osteoporosis 11. Cervical spine surgery and local skin damage infection are forbidden Use with caution in patients with mental illness, advanced age, pregnant women, spinal deformity and general weakness Storage: This product should be stored in a cool, cleaning and dry place Service Life: Three years Size: As Pictures Show Package List： 1 x Cervical Collar