DC Comics Batman PTX Backpack Cooler Trying to get your picnic from here to there can be a nightmare, but with .5 cubic feet of fully insulated cooler in the form of a rugged backpack, the Batman PTX Backpack Cooler brings Batman-level ingenuity to picnicking and tailgating. There's room for 20 cans in this insulated backpack cooler, with extra pockets and storage, as well as padded, adjustable straps to help you carry the weight with ease. An attachment allows you to secure this insulated backpack to a golf cart for when the fun goes mobile. A stretch cargo cord helps you stay ahead of the weather by securing a sweater or jacket. From Gotham City, to the tailgate, to the beach, to a picnic with pals, this versatile backpack cooler holds even more than meets the eye. Item cannot be shipped to P.O. Boxes