The Polarbox Pop model features an attractive vintage design that keeps your drinks and meals cold with style. Interior covered with expanded polystyrene, material characterized by its great lightness and for being an excellent thermal insulator. Available in four colors with a beautiful matching leather strap and two side buckles that allow you to hold the top of your polarbox tight, carry it by hand or hang over the shoulder. Specs Size 13 qts: Capacity 15 cans. Size 21 qts: Capacity 30 cans.