Our gel cervical collar brings welcome relief from neck pain. Therapeutic collar has a gel filled inner pack that can be heated in the microwave to relax tense muscles and ease headaches, or chilled in the freezer to help reduce swelling and pain. Soft poly/cotton cover is removable for washing. Hook and loop beck closure adjusts to most neck sizes. Measures 19 3/4"L x 7 3/4" at widest point. Color Blue.