MEDICAL GRADE - The cervical collar is made from high-quality, breathable, and comfortable material and supportive foam for enhanced neck and jaw support and stability. PAIN RELIEF - The cervical collar is designed to provide maximum support and relief from neck, spinal, and soft tissue injuries by limiting pressure on the vertebrae. It also relieves pain from neck strains and sprains and helps alleviate headaches caused by these injuries. ALL-DAY COMFORT - The cervical collar is designed to comfortably support your neck and keep it warm with breathable material. It can be worn comfortably while sleeping, working, and driving. DURABLE - The cervical collar is designed for prolonged, repeated, daily, and long-term use. See product details for cleaning instructions. SIZE - Suitable for adults and children of all ages. Measure your neck circumference at the jawline to determine the correct size. Available sizes are: Small (42cm), Medium (46cm), Large (49cm).