Includes a 4.5  x 7  cold pack and special Comfort-Flex fabric cover with three sewn in straps *Stays flexible when fully frozen * Quickly reaches freezing temperature * Maintains low temperature longer * Non-toxic fill enclosed in latex-free vinyl * Fabric protects skin from tissue damage due to hypothermia * Plush fabric with foam cushion is soft and gentle on painful skin * Fully removable  can be machine washed and dried *Elastic Strap Velcro© at both ends to be fully detachable *