"Display and organize with this 8 Cubby Cube Insert for your Cube Storage Organizers. We make our 8 Cubby Cube Inserts for the following brands of cube organizers. Please see 2nd picture for dimensions of each cube. 1. Better Homes and Gardens Cube Storage Organizer 2. Thresholds/Brightroom Cube Organizer Shelf 3. IKEA Kallax Shelf Unit Each divider has 8 cubbies. The opening sizes are listed in the 3rd picture. It comes in 4 pieces, is very easy to assemble and does not require any tools...