The premium thermal bag. Keeps items and frozen up to 3 hours (Actual time varied depending upon amount of items inside the bag as well as temperature and sunlight conditions outside of the bag). No ice needed. Sturdy & reusable. Waterproof & washable. www.hotcoldbags.com. Reduce. Reuse. Recycle. This bag is 100% recyclable and food safe PE-LD metallized. Holds up to 30 lbs. Free of BPA, lead, cadmium, and all other toxic metals. Made in Germany.