Insulated Bag | Thermal Bag | Hot Cold Bag (5 Lunch Bags) Keep items hot or cold and frozen for hours at a time.^100% recyclable food safe and reusable. All printing done with safe non-toxic water-based ink.^Light weight waterproof easily washable and sturdy (holds up to 30 lbs).^Great for any activity - grocery shopping travel the beach lunches ...^Folds completely flat - easy to store.