... . Environmental material 3.Firm 4. New design 5.Cool temperature Equipment Ice pack can keep vaccines, biood bags, medicines and biological ... it used in the related use, such as food and drinks.Outer size: (490×300×250±1)mmFilling volume: 2.2 ... , it can be injected water or gel cooling liqid. cold chain equipment Ice pack(0.4L,1.6L,2.3L,3.1L ...