This spacious insulated cooler backpack holds up to 36 cans and features a 25-liter total capacity, making it ideal for outdoor adventures. The main insulated compartment keeps beverages and food cold or hot for 4 to 5 hours, while multiple storage options include a front zippered pocket for essentials, two side mesh pockets for water bottles, a top mesh pocket for snacks, and front elastic cords for securing towels or other gear. The backpack also includes a convenient built-in bottle opener and eight nylon strap attachment points for added versatility. Constructed with a durable four-layer design featuring 900D polyester exterior, foam insulation, and a leak-proof PEVA lining, this cooler backpack is built to withstand regular use and is easy to clean with a damp cloth. Padded mesh shoulder straps with adjustable lengths provide comfortable carrying during hiking, camping, beach trips, picnics, fishing, or travel. The backpack measures approximately 11.8 by 7.5 by 16.5 inches and weighs just 1.5 pounds. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm under Proposition 65.