1.Cooler box/Ice brick 2.Food grade gel material 3.Eco-friendly material(PP,PE,HDPE...) ... kindsof biology freezing reagents, medicine, blood plasma, bacteria, seafood, poultryand fresh food b) Use for first-aid applications of sports and medical ... temperatures, keeping cold in the refrigeratorwhen out of electricity, keeping food, fruit fresh and drink iced outdoorse) Reusable, Non-toxic, Non-caustic ...