|Temperature Range||2 to 8 degC|
|Cold Time||4 to 5 hours|
|Size/Capacity||0.3L, 0.4L, 0.6L|
|Country of Origin||Made in India|
|Storage Capacity of Carrier||46L, 44L, 24L|
|Used to Carry Vaccine||Yes|
An ice pack or gel pack is a portable plastic bag filled with water, refrigerant gel, or liquid. Water has a much higher latent heat of fusion than most substances, and a melting temperature which is convenient and easily attained with, for example, a household freezer.