Keeps ice up to 2 days - the product was 100% filled with ice and the ambient temperatures were alternated between approximately 19 - 32 C/66.2 - 89.6 F every 12 hours to simulated day/night temperatures during the summer. 5 insulated compartments and 12 accessory pockets SuperFoam insulation with Therma-Flect radiant barrier Ultra Safe leak-proof easy-clean lining Detachable bottle opener Ultra comfort : Adjustable, padded backpack straps and sternum strap Dual handles for easy lifting 26 Cans Backpack Cooler is perfect for 2 or 3 day hiking and camping adventures! The large main organizer compartment is constructed with high performance insulation for long lasting cold and has a large ice pack compartment with hook and loop closure. Included is a large front compartment with extra storage, a fleece lined interior valuables pocket, and multiple accessory pockets of different sizes, making this cooler easy to take anywhere. This new edition has dual handles for easy lifting.