... reused- Freeze for 12 hours before usingUsage:- Ideal for keeping food, drink, and medicine cold- Great to allay a fever, reduce pain ... , 280g, 300g, 320g.DesignOEM / ODM / As per requestUsageIdeal for keeping food, drink, and medicine, etc coldPrintingAs per requestPackageEach Unit: PE+Nylon polybag ...