... Cooler Bag 1.Unique cooler apparatus, charged by solar energy, easily to be handled,store food etc. 2.Material: PVC Solor Refrigeration Bag,Solar cooler bag ... :1.The bag is developed by our own company, with the unique ... of the operation temperature: 10-325dgree centigrade Solor Refrigeration Bag,Solar cooler bag(OEM/ODM)--KA-SB01