The AKONA Alpine backpack soft cooler is the most comfortable soft cooler forany adventure. The Alpine boasts a convenient roll-top closure and paddedergonomic shoulder straps andback pad. With a 40 can carrying capacity, thislightweight and durable cooler is not only practical, but an adventureessential to keep any of you items safe, cold and fresh.DETAILS Exterior Durable 840D Nylon TPU Interior Food Grade 420D Nylon TPU Insulation 25mmNBR Foam 40 can capacity Light weight 4.3 lbs. (1.9 kg) Exterior Dimensions21 Tall X 15 Wide X 9 Deep Interior Dimensions 18 Tall X 13 Wide X 7Deep Padded and breathable mesh back padAll measurements were done withstandard 12 ounce