Hello Kitty lunch cooler bag Looks like wax paper FPTB1 size : L13 ~ H9.5 ~ W5.1inch Material : High-density polyethylene / aluminum deposition film cooler lunch bag Size: (approx) Width 33 ~ depth 13 ~ height 22.5 cm Material ? Material: Outer fabric = High density polyethylene lining = Aluminum vapor deposited film ? Polyethylene hands = High density polyethylene ? Polypropylene