OlarHike Cooler Backpack 30 Cans Lightweight Insulated Soft Cooler Bag. This cooler backpack has 15mm thickening insulated cotton, Industry Standard Test - With 1/4 ice pack, our cooler backpack can keep food hot/cold for 24 hours below 80℉. You'll be amazed at how effective it is! Certified Fresh: For those who want to keep their lunch as fresh and unspoiled as possible these hot summer days, we've got you covered with a durable backpack cooler design. Our cooler’s insulation not only keeps things cool for longer periods of time but it also doesn’t use harmful chemicals so you can be confident in enjoying your thirst quenching beverages or healthy snacks! PERFECT FOR TRAVEL: This large backpack cooler is lightweight and easy to carry around with adjustable straps. With a leakproof design, this cooler will prevent water & liquids from spilling out the bottom. Whether you're hiking, camping, or just going to the beach, this backpack with a cooler will keep your food and drinks cool all day long. MULTIPLE AND BIG POCKETS: There are several pockets on this backpack cooler that will keep everything organized. Whether you want to separate your drinks from your snacks or keep your wallet safe, this large cooler has it all! This backpack cooler is perfect for the beach, sporting events, or even just a day at the park. It's large enough to hold all your drinks and food!