Lifoam Hot "n" Cold Multi Purpose Pak: * Can be used to keep foods hot or cold * For cold, put pack in the freezer, remove and place in cooler on top of foods * For hot, boil water, remove from heat and place pack in water for 5 minutes, remove and place on bottom of insulated container * Reuse over and over again * Safe and non-toxic * Leak-proof bag * Dimensions: 5.75" x 1.25" x 7.5"