In this cooler bag, you can keep your lunch and drinks nice and cool throughout the day! The outside of the bag is made of recycled PET bottles and polyester, and the inside is made of aluminum. The bag has a spacious main compartment, and you can easily close it with the zipper. Thanks to the shoulder strap, you can also hang the bag over your shoulder and don’t have to carry it all day. Very suitable for a day out or on vacation!