The Original McKenzie® CervicalTM Roll provides cervical spine support while promoting natural sleeping habits on the side or back. * More affordable than an elaborate cervical pillow and more comfortable than a restrictive cervical collar, the Cervical Roll is designed to be placed inside the pillowcase and is compatible with most conventional pillows. * Cervical Roll measures 20"L x 3.5"D. * Constructed of low density foam with removable, washable cotton/polyester cover * Made in the U.S.A.