doorslay 36-55L Large Capacity Cooler Backpack - Insulated Preservation Leakproof Lunch Bag for Men Women, Watertight​ Hiking & Camping Backpack for Beach, Travel & Picnic(Black Camouflage)

["Expanding 36L-55L High-Capacity Design: Featuring an extra-large large hiking backpack capacity that expands from 36L to 55L, this insulated bag for camping can hold up to 38 cans, making it the gear​ hauler for group outings and long trips.","Versatile for Any Outdoor Activity: With 7 practical pockets for organization, multiple carry options, this picnic backpack is the perfect companion for the beach, travel, camping, and everyday use.","12+ Hour Insulation Performance: Engineered with a 10mm high-density insulation foam lining, this cooler backpack effectively keeps food hot or cold for over 12 hours, ensuring your meals and drinks stay fresh throughout any camping or hiking adventure.","Leakproof & Watertight​ Construction: The back pack cooler builts with a seamless PEVA liner and a durable 900D outer shell​​, this watertight​ camping backpack guarantees no leaks or spills, offering reliable protection for both your gear and the contents inside.","Comfortable & Adjustable Carrying System: Lunch bag for men is designed with ergonomic, padded S-curve shoulder straps and a breathable back panel, this lunch backpack for men provides superior comfort and reduces fatigue during extended travel or hiking."]