5X10 Storage.
It fits furnishings of a mid-sized bedroom, including a queen-sized bed, a dresser, a TV and several small to medium-sized boxes.
10 X 10 Storage
It fits the contents of an entire family room or two full bedrooms, including several small to medium-sized boxes.
10 X 20 Storage
It fits the contents of a multi-bedroom house, including several oversized items like a couch, a refrigerator, a washer/dryer and a dining room set or several large boxes.
10 X 25 Storage
It fits the contents of a fully furnished 3 bedroom house, including oversized items such as a couch, mattress sets, a dresser, a refrigerator, a washer/dryer, a dining room set, an entertainment center and several large boxes.