New Green Insulated Backpack Cooler Holds 24 Cans for 72 Hours - Perfect Lunch or Drink Bag for Camping, Hiking, Fishing, Kayaking, Sports, or Beach - 100% Waterproof Heavy Duty Construction by Earth Pak About this item * COLD FOR 72 HOURS. Our backpack cooler is made of high-density NBR foam on all sides which means that your drinks and snacks will stay ice cold. Keep your beer, water, soda, and lunch cold all day with the Loch Series Cooler Backpack. * NO MORE LEAKS. Stop worrying about water getting in or leaking out. The Loch Series is constructed with a waterproof exterior that is puncture and abrasion-proof. It's also got a handy IPX-8 waterproof zipper. Liquids inside the bag will stay inside the bag - guaranteed. * BIG AND COMFORTABLE. Perfect for when you want to take a little more out to the lake, beach, or mountains. This leakproof backpack also has a Eva Molded Backpanel and extra straps for comfort so it can be worn for extended periods without fatigue. * EXTRA FEATURES. With multiple large exterior pockets, a bottle opener, and a stretchy bungee cord for extra storage at the back, the Loch Series Cooler Backpack is the gift that keeps on giving. There's plenty of space to store things outside of the cooler so a second backpack isn't needed. * TAKE IT EVERYWHERE. The perfect backpack for those trips with family, friends, or just by yourself. The Loch Series Cooler Backpack is the ideal companion for going to the beach, lake, mountains, theme parks, or sporting events. Rest assured, your food and drinks will stay cold all day -- wherever you are.