Backpack holds ice for up to 1.5 days and can easily fit up to 24 cans. It features SuperFoam high performance insulation with Therma-Flect radiant barrier to keep contents cold and an Ultra Safe leak proof, easy clean lining. The exterior includes 3 pockets, a padded back with breathable mesh, adjustable, padded backpack straps and Rhino-Tech water and stain resistant material. Main compartment capacity is approximately 21 litres.