... ,store food etc. 2.Material: PVC Solor Refrigeration Bag,Solar cooler bag:1.The bag is developed by our own company, with the ... ,can be charged by solar energy, car charger.2.The bag is with novel appearance, easily to be handled, portable too ... , camping and outdoor activities, etc.4.It is with good cooling function, can store food, beverages, fruits, etc.Technical parameter:1 ...