Anti Slip Foam Pad Design: Bookends have 4 antislip foam pads at the bottom of each bookend to prevent the bookend from sliding, they allow you to move the bookend without scratching your desk. Advanced Stamping: Book stoppers are made of advanced stamping, durable enough to keep all your books, CDs, DVDs neat and upright, with a slim design that wont take up space on your bookshelf or desk. Adjustable Size: Book shelf holders can be adjusted according to the size of the desktop, suitable for any combination of various forms, elegant and delicate, and the book is stable and not easy to fall. Rounded Edges: Super glossy and flat painted appearance and rounded edges ensure that your shelves or books wont get any scratches or scratches. Metal Structure: Sturdy metal structure, suitable for heavy support, classic, book shape, sturdy and durable all metal structure. Colour: yellow Product includes: 4pcs Size: 11*10*17 cm Notes: Please allow 1-3cm error, due to manual measurement, please make sure you dont mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual colour of the item. Thank you for your support