This COOLER BACKPACK 2.0 might be cooler than anyone you know. And we mean that both literally and figuratively. It's so leak-proof, it can hold 28L of water like a miniature swimming pool. Or you could be a normal person and store any cans or bottles of your choosing. But seriously, this cooler backpack is the perfect way to keep your food and drinks cold on the go. It's got all the features you need, like a padded air mesh back panel, ergonomic shoulder straps, adjustable side compression buckles, and an attached bottle opener. So, whether you're hiking, camping, picnicking, or just going to the beach, the Cooler Backpack has got you covered. And it's so much cooler than a regular cooler.