This 50-can rolling cooler is an ideal companion for picnics, shopping trips, and camping adventures. It features multi-layer insulation to keep food fresh for longer periods, with a generous 40L inner space capable of accommodating multiple items. The cooler bag has a three-layer construction including Oxford cloth, 1cm thickened EPE foam, and a food-grade aluminum foil liner, making it perfect for food storage. It can keep items cold for up to 16 hours and warm for six hours. The seamless hot-pressing liner and two-way waterproof zipper ensure leakproof performance. With a capacity for up to 50 cans (330ml) and additional storage pockets, it offers ample space. The adjustable hand truck with a heavy-duty metal drawbar and adjustable bottom plate caters to various daily demands. Equipped with all-terrain wheels for effortless movement, its detachable and foldable design ensures convenient storage. The top lid provides easy access, and the 3-in-1 multifunctional design allows it to be used as a cooler tote or a sturdy hand truck. The cooler is leakproof and built to withstand daily demands, making it an indispensable addition to your routine.