Feature:1. Metal Structure: This book stoppers adopts full metal structure, and metal is sturdy enough to keep your books or CDs stand upright.2. Retractable Design: This metal bookends features retractable design, so you can adjust width according to the book quantity.3. Wide Application: This metal book stopper can be used to hold up books, movies, DVDS, magazines, video games and anything you want.4. Space Saving: This metal book stopper with slim and retractable design doesn't take up valuable space on your bookshelves or desk, and keep your books tidy.5. Perfect Gift: This metal bookends with retractable design is ideal gift for your friends and family.Specification:Item Type: Retractable Book EndsMaterial: Metal.Package List:1 xRetractable Book Ends