Relief Pak© Cold n' Hot© SensaFlex© Compress -Medium 7 x12 - Case of 12 * The Relief-Pak© Cold n' Hot© Compress has a comfortable soft fabric that conforms to the curves of your skin * Fabric is gentle on the skin frost-free and washable * Put the pack in microwave or chill in freezer * When heated soothes discomfort from stiff neck backache arthritis sprains and bruises * When chilled soothes discomfort from injury sprains etc * Dimensions: 7 x 1 x 12 each pack