Product Features and Benefits:Rigid plastic support trimmed with soft foam padding and washable vinylMade of low density polyurethane with edges cushioned for comfortHeight adjustment ensures perfect fit, collar height adjusts from 3-1/2″ to 4-1/2Velcro-type closureWell ventilated to increase patient comfortConditions:neck injuries, neck immobilization, neck spasms, cervical stenosis, cervical spinal stenosis, tightening of the canal around the spinal cord, degenerative spine, spondylosis, cervical osteoarthritis, cervical radiculopathy, degenerative neck View more great items