1. The size of the wall-mounted bookshelf is approximately 38x3.3 cm, including accessory screws. 2. The transparent bookshelf can assist in creating a reading corner while showing your child's favorite books. 3. These bookshelves can be installed on the wall or placed at home. It is a practical and economical storage option. 4. The invisible floating bracket is suitable for displaying small car collections, photo frames, collectibles, popular figurines, records, mini figurines, etc. Your child can easily view and access the toys. 5. Material: Acrylic 6. Color: Transparent 7. Package contents: 6 storage racks 8. Only the above package contents are included, and other items are not included. 9. Note: Light and different monitors may cause slight differences between the color of the item in the picture and the actual one. The allowable measurement error is plus or minus 1 - 3 cm.