It provides superior comfort and support to the neck through anatomical designed. It helps the patient during the treatment by restricting the movements in the neck area. Compatibility MR. Indications Cervical disc hernia Muscle injuries Cervical arthrotis Muscle spasms Post-traumatic degenerative changes of the cervical spine SIZE NECK CIRCUMFERENCE(CM) S 32-35 M 36-39 L 40-43 XL 43-46 Declaration of Conformity CE