Features: 1)100% Brand New and High Quality 2)Light Weight and easy to operate 3)Application:People who spend long time on the computerCarsetc. 4)Color:RedBrownBlueGray Notes: This comfortale and easy to operate neck cervical traction device elongates neck musscles often resulting in rapid and prolonged relief from the soreness and irritation.Slowly increase pressure in order to enhance the effect of traction Inflation should be gradual and not excessive.During the use of airbags avoid contact with hard objects.Don`t let the product close to high-temperature heat How to Operate it? 1.Tight the air valve first. 2.Push the blocker to the large end of blocker holder. 3. Simply place the air Neck Traction device around your neck use the inflation pump to slowly raise the pressure to a comfortable stretch then push the blocker to the small end of blocker holder. 4. At the beginning use it with low pressure for 5 ~ 10 minutes and within a few days feel a positive body response increase to up to 20 to 25 minutes. 5. When finished using push the blocker to the large end of the blocker holder and loose the air valve should be released slowly.