Bergan Stak-N-Stor Stackable Storage Bergan's Stack-N-Stor unit (9 Gallons) can handle all your storing and organizing needs Multi-use stackable storage containers that store and organize all materials used for pets; attractively designed for the home Stak-n-Stor 40 is the smallest of our three size offerings with a capacity of 9 Gallons of dry food This product includes one storage unit | other sizes sold separately | all size combinations stack with each other Bergan products are designed to help you enjoy an active lifestyle with your pet