Our mobile organizer is perfect for small spaces...and holds over 100 hardcover or 200 paperback books! Sturdy wooden center comes with a label holder in front of each bin to organize books by any topic. Just place a color-coded label in each holder, put a matching sticker on each book…and when it’s time to put books away, kids just match up the stickers and labels! Rolls on 4 sturdy casters; with 8 labels and 210 stickers.