Adjustable plastic collar

Main Features & Specifications                                                                                                             
PE plastic plate (High Density Polyethylene) + high polymer foam + sticky buckle.
  Loop closure for easy using.
 Adjustable for an ideal supporting height.
  Well with jaw.
  Provide effective and comfortable fastening to cervical vertebra.
 Air holes on the supporting panel, which keep the neck and head parts cool and comfortable.
                                                                                                           Size：S/M/L