Used for supporting, immobilizing or adjusting the neck in the flexion, extension, or hyperextension position. Recommended where a rigid immobilization of the cervical region is required. Edge padding by ethafoam - Better cushioning and comfort. Long functional life. Light in weight. No leaching and no allergy. Better cushioning and comfort. Anatomically designed with height adjustment - Ensures perfect fitting, improves immobilsation and enhances comfort.