Sometimes, you need to keep things dry, cold, hot, or all three. These lightweight, airtight insulated cooler boxes are perfect companions on any adventure. If some ice does melt, and they tip over in you car - no problem. There will be no mess to clean up like normal coolers. The airtight gasket keeps hot air out and the cold air in. The are waterproof up to a depth of 3ft. Available in 13, 19 and 30-quart capacities in either white, grassland or tan colors. Engel drybox/coolers are perfect for keeping food fresh, for storing sensitive electrical equipment, cameras, medical supplies or safety equipment. They float and can be used as a ditch bag.