ice pack,cold pack 1.outer : PE reinforced with nylon 2. inner: gel ... 4.cool wine,beer,food ice pack, cold pack, gel packSpecification Typeice pack, cold pack, gel packcoloraccording to customer's requirement dimension30 ... , wine, outdoors field like BBQ, picnic, fishing, reusablefor health carehot & cold therapyApplication field:1.Cooling beer, beverage, wine and reusable etc ...