Designed specifically for use on the neck  throat  sinuses  head or jaw areas  this 4«  x 10  unit has an elastic and Velcro strap *Also fits a child's ankle  wrist or elbow for sprains  strains or bruises * Includes 4«  x 8  reusable cold pack in a plush Stay-Put fabric cover * Pack stays flexible when fully frozen * Pack quickly reaches freezing temperature * Pack maintains low temperature longer * Pack has non-toxic fill enclosed in latex-free vinyl * Plush Stay-Put fabric cover retains cold longer and protects skin from tissue damage  * Cover prevents condensation from wetting the skin or clothing * Cover is fully removable  can be machine washed and dried*