Large capacity: The KB cooler box has a capacity of 20 liters(5.3GAL), making it suitable for outdoor activities or shipping for such as fruit, fish, food, vegetable, meat, bottle, and even more. This KB Cooler Box is suitable for outdoor activities, picnics, and travel. Also if you want to ship it to your friends, families, or even customers, it's suitable for your needs as it has checkbox of contained material in it. It is made of high quality EPS styrofoam, which is lightweight, durable, and insulation. The cooler box has a capacity of 5.3 GAL, and can keep your food and drinks cold or hot.