Product Details
Material:rubber
Size:free size
How to use this cervical collar:
Size:free size
How to use this cervical collar:
Put it around your neck and adjust to the inner diametter to proper size.
Hold the inflating ball and inflate till you feel appropriate expansible pressure, then fix the valve of tractor.
The duration time is about 15-20 minutes each time and twice a day.
If you want to deflate, pls screw the valve of the tractor
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