Great waterproof marine storage trunks great for protecting your items from all weather conditions. The marine trunks have an O-ring seal that helps keep your items dry. With a rugged all-weather design, these storage trunks are therefore great for stacking and are great heavy duty storage boxes. This boat storage solutions are great for waterproof outdoor storage for all types of activities. These large watertight containers also come in a variety of sizes to help store smaller and larger items together and keep them organised.