ADJUSTABLE BOOKENDS This flexible book ends can be re-sized according to the number of books. can make the messy desktop clean and tidy, and it will be a good helper for you to organize the desktop.STABLE DUTY BOOKENDSThis bookends for shelves is strong, durable and no easy to scratch or rust. The base is stable enough to hold oversized and heavy books neatly and not easy to slide.EASY CARE: Wipe clean with mild soap and water, using a damp cloth. Recommend keeping the bookends in a well-ventilated spot away from direct heat or sunlight.EXCELLENT DETAIL DESIGNThe edge of the book holder is round and smooth to prevent cutting hands. With excellent one-piece chain structure, book end is to open and close smoothly.WIDE USE AND SAVE SPACEUse book organizer to hold up books,magazines, file, binders, cookbooks, reference books, albums, and more Perfect for storing books away neatly at home, office, school and library to save space. It is also a perfect gift for your family, colleagues and friends.