COLLAR, CERVICAL PROCARE 1PC ADLT One-piece injection molded collar provides proper support and helps restrict cervical spine flexion, extension and rotation to promote patient recovery following trauma Constructed with durable highdensitypolyethylene lined with a soft closed cell foam for maximum patient comfort Oversized trachea opening provides quick access to carotid pulse monitoring and emergency tracheotomies Stacks flat to save space Height adjustments are 1-3/4", 2-1/2", 3", 3-1/2" For height, measure from the sternal notch to the chin