This collapsible cooler is made of durable 300D PVC with a 4mm aluminum inner lining that provides insulation to keep your items cold or hot longer. The leak resistant, antimicrobial liner is easy to clean and features a dual zipper opening to the main compartment, a front zipper pocket and an adjustable strap for comfort. A back pocket and 2 side mesh pockets are great for water bottles & more. Choose your color and add a custom logo for a great promotional item. Size: 11.8" x 9" x 9", maximum capacity: 15.8L.