Whether it's adults or kids, everyone loves having a customizable lunch bag that speaks of their personality - especially when munching with company outside of the house. The water-resistant shell features a unique shape that feels familiar and doesn't take up space. Each lunch bag comes with an easy-to-open magnetic closure and FDA-approved insulation to keep your food fresh & ready to eat. .: Exterior: 100% polyester .: Interior: 52% aluminum foil, 48% polyester .: Magnetic closure .: Insulating .: All over print