1.Versatile and Functional Cart This mobile organizer cart can be used for a variety of purposes, from a file or paper sorter in the office to a picture book organizer in a nursery or art supply organizer for students. It's perfect for use in your home, office, classroom, or dorm. 2.Rolling Bookshelf Cart Size Our bookshelves are made of high quality PPABS material, robust and durable.After the assembly, the length of 14.8in, width 8.85in, height 30.7in, weighing 4.9lb. 3.Easy to Assemble Disassemble Cleaning The rolling file cart constructed with 4 caster wheels, the wheels are equipped with locks to keep the storage cart firmly in place. The detail drawing has detailed assembly instructions to ensure you can easily assemble, you can easy to assemble this rolling cart organizer within short time. 4. Moveable Book Cart Constructed with 4 casters with 360° rotation and 2 of them are lockable.Rolling design allows easy movement in your workplace and locked in place for secure use when it's stationary. Movement of the cart becomes easy even in limited space.