Fabric: 420 D Nylon • 2 elastic straps in each side to hold drinks, ice packs, and cutlery in place • Enough room in each section to fit a full size sandwich container (upright), drink, and a couple of snacks! • Fits any lunch size thermos: You can keep your hot food on one side and cold on the other! • Uniquely and carefully designed to fit into all backpacks, but still hold more litterless containers than any other lunch bag! • Easy to clean high quality vinyl shell, insulated easy to clean liner***POP IN THE LAUNDRY AND HANG TO DRY TO GET RID OF SMELLY SPILLS!!!!