From the manufacturer's website:
Bell-Horn Universal Foam Cervical Collar 3 Inch Wide manufacture by DJO Global. Recommended for relief of muscle tension and/or treatment of minor neck injuries, including automobile whiplash. The foam neck collar is also ideal for nightwear. Foam collar Ideal for immobilizing the neck. Foam neck collar also provides relief for minor neck pain or minor injuries.
- Foam collar is also ideal for nightwear
- Universally sized so no measurements are needed
- Available in five different heights
- Washable and comes with a natural cotton stockinette
Sizing Chart - Circumference:
- Universal Fit: 13in-19in / 33cm - 48cm
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.