Introducing our top-of-the-line Leakproof Outdoor Large Cooler Backpack! This premium product boasts an impressive capacity of 30 liters and is perfect for carrying all your food and drink essentials on those outdoor adventures. The backpack features a durable and leak-proof outer layer, ensuring that your food and drinks stay fresh and cool all day long. It also comes with multiple compartments and pockets for easy organization, as well as padded straps and an adjustable waist belt for comfortable carrying. As a factory, we take pride in producing high-quality, long-lasting products that are designed to enhance your outdoor experience.