• Leak-proof & Insulated：Our backpack coolers insulated leak proof adopt an upgraded five layer heat insulation design, and the thickened 8mm foam can effectively lock in the temperature. The inner layer is sealed with food grade silver PEVA and uses seamless hot pressing technology to prevent leakage. Keep food and drinks fresh and cool for up to 16 hours (using ice packs), and you can enjoy cold beer, fresh fruits, or food with friends or family anytime.
• Large Capacity & Multiple Compartments：The size of the backpack lunchbox for men is 16.5''x10.5''x7 ''. 30 cans (355ml) of insulation main compartment. The top independent dry storage space is suitable for storing snacks or personal items. In addition, there is a large front zipper pocket suitable for storing tableware, and two side pockets suitable for storing beer and umbrellas. Adjustable storage net suitable for storing floor mats and towels. Comes with bottle opener.
• Waterproof & Lightweight:Our backpack with cooler compartment weighs 740 grams/1.63 pounds and is easy to carry. Our insulated backpack is made of durable Oxford cloth, tear resistant, stain resistant, and coated with additional waterproof PU coating and zippers, making them easy to clean and protecting your items from rain, sweat, and moisture.
• Ergonomic design：The work bag with lunch compartment is equipped with widened and breathable sponge shoulder straps, providing personalized support to ensure even load distribution and help you achieve maximum comfort. The rear cushion adopts honeycomb coal ventilation hole design, which conforms to ergonomics and helps reduce fatigue during a long day of travel.
• Multi purpose: In addition to being used as an excellent soft back pack cooler , it is also a perfect lightweight equipment for lunch backpacks, hiking backpacks, camping backpacks, fishing backpacks, travel backpacks, hunting, off-road, cycling, construction sites, and other outdoor activities. It is the perfect gift for both men and women.