1. It is gel,clean, nontoxic, flexible. 2. Longer-lasting, high performance thermal 3. Leakproof 4. Re-usable APPLICATIONS: keep products cold in transit and maintain desired shipping temperatures for drugs, blood,biochemical reagent, drug, blood, vaccine, sea food etc.CHARACTERISTIC:1.It is gel,clean, nontoxic, flexible.2.Longer-lasting, high performance thermal protection for valuable shipments ...