Clamp-on Dual Shelf: This desktop clamp shelf features two adjustable trays, each measuring 5.9 x 17.2 inches, providing extra storage space for office supplies. Moreover, it can be used to display photos, decorations, plants, and more. Flexible Usage: This shelf can be installed above or below the desk. Whether you need a workspace organizer or want to better manage hidden storage spaces below the desktop, such as battery backups & power outlets, it can meet your needs effectively. Sturdy and Durable: This clamp-on desk shelf is crafted from high-quality metal, ensuring a strong structure that retains its shape even with extended use. It's an excellent option for your office or home space, offering long-lasting durability. Space-Saving: This clamp-on shelf can adjust to fit desk thicknesses ranging from 0.1 to 2.7 inches or 0.7 to 3.5 inches. It easily clamps onto various office desks, dining tables, and vanity desks, allowing for a more efficient use of space.