NCAA Wake Forest Demon Deacons Zuma Backpack Cooler - Soft Cooler Backpack - Lunch Cooler, (Black) Open up and say, Ahhhh-some, with the Zuma Backpack Cooler, a stylish and lightweight ThermoGuard-insulated cooler backpack with a 20-can capacity and an upper mesh section to dry out your boardshorts. This picnic cooler bag also features two large exterior zipper pockets, two easy-access external beverage pockets, and air mesh shoulder straps make it easy to hike to that fabled camping beach. The Zuma is the perfect insulated lunch box cooler for fishing, tailgating, hikes, picnics, heck its even great as a work lunch bag. 1 Cooler Backpack (11 x 7 x 19) 80% Polyester; 20% Polyvinyl Chloride