Features: Adjustable & Expandable Design: These metal bookends feature an adjustable and expandable design, allowing you to customize the width to fit books of various sizes, from thin paperbacks to thick hardcovers, ensuring secure storage for your collection. Heavy-Duty Metal Construction: Made from durable metal, these bookends provide sturdy support for large or heavy books, preventing them from toppling over while maintaining a sleek and modern look on your desk, shelf, or office. Non-Slip Base For Stability: The bookends come with a non-slip base to keep your books firmly in place, whether on a smooth desk, wooden shelf, or uneven surface, making them ideal for offices, schools, bookstores, or home use. Large Capacity Storage: Designed to hold a substantial number of books, magazines, or stationery, these bookends offer ample storage space, keeping your workspace, study area, or bookstore neatly organized and clutter-free. Versatile & Stylish Gift Option: Perfect for high school students, college students, or professionals, these sleek metal bookends s a practical and stylish gift for organizing desks, shelves, or office spaces with a touch of modern elegance. Specifications: Material: Iron Size: 16.5*13*10-45cm Notes: Please allow slightly errors due to manual measurement and different monitors. Include: 1*Adjustable Metal Bookends 1*Pen Holder 1*Storage Box 3Pcs*Hooks