Ribbon OrganizerQuickly and easily remove any ribbon spool from the Ribbon Organizer without having to remove others (no dowels to remove and other spools won't unwind when you remove one)! Grabbing a ribbon spool is as easy as removing a book from a bookshelf! 12 cubbies for easy organizing by color. A great storage organizer for sewing rooms too! This will accommodate standard 3. 25" diameter ribbon inch spools and smaller. cubby: 4"w x 3. 75"h x 3. 6"d cubby spool