Perfect for shopping Large Collapsible Cooler Bag - Extra strong and durable <ul class="a-un0rdered-list a-vertical a-spacing-mini"> <li class="a-spacing-mini"><span class="a-list-item">High Insulation: This cooler bag features triple-layer insulation to keep food and drinks cold or warm for over 5 hours. The food-grade lining means you can put your food directly into the bag. You can also use it for a picnic and put all your frozen foods in the cooler bag. </span></li> <li class="a-spacing-mini"><span class="a-list-item">Premium Material: This cooler bag is made of upgraded 600D Oxford cloth, which is more durable than ordinary cooler bags. The sturdy handles and durable nylon are connected with tight stitching, making this shopping bag extremely durable. </span></li> <li class="a-spacing-mini"><span class="a-list-item">Foldable: This reusable shopping bag is foldable, making it easy to open and close, and also easy to fill. Another advantage is that they fold flat when not in use, making them very convenient for storage. Once folded, they're lightweight and easy to carry. Easy to clean, stand upright, and easy to store, fold flat. Flat. </span></li> <li class="a-spacing-mini"><span class="a-list-item">Lightweight and portable: Large capacity picnic cooler packs, measuring 16 x 9 x 13 inches / 40 liters, can be safely stored in e-bikes, food delivery carts, shopping carts, car trunks, making them the ideal insulated storage tool for business, home, and luggage. Very convenient to carry. </span></li> <li class="a-spacing-mini"><span class="a-list-item">Long-lasting freshness: The smooth zipper lid and insulated interior keep your food, drinks, and other refrigerated items at their original temperature. The more reusable cooler packs you carry, the longer your items will stay cold! </span></li> </ul>