Mini Storage Depot offers a 3D size guide to give you a sense of the space inside your unit. Our units come in a wide range of sizes, check out some of the options below and reserve the one that is the best fit for your needs. 5×5 storage units, 5×10 storage units, 7.5×10 storage units, 10×10 storage units, 10×15 storage units, 10×20 storage units