Engel USA Cooler Bag Backpack (23 Quarts) Large 23 quart capacity, plenty of room for food and snacks, or 24 cans of ice-cold drinks Holds ice for up to 3 days! Padded, breathable shoulder straps make carrying as a backpack very comfortable Removable, durable liner bag which makes for easy clean up at the end of the trip 4 extra pockets to carry picnic supplies and other last minute items that don't require cooling