DetailsThis multi-pocket cooler backpack combined with a main compartment, a top mesh pocket, a front zipper pocket, 2 side mesh pockets, front elastic rope, 8 nylon strap holes, a bottle opener, an elastic strap on the shoulder strap, has 25L/6.6Gal capacity in total, able to hold up to 36Can(350ml), perfect to keep your beer, fruits and food cold/ hot/ fresh about 4-5 hours. The shoulder strap with mesh pads help to relieve shoulder pressure during outside activities. Perfect for hiking, campi