High-Quality Material: The desktop storage rack is made of metal, the surface is high temperature resistant, wear-resistant, pvc skinned, easy to clean, will not rust or corrode, and has a strong load-bearing capacity. Space Saving: Multiple size options make this desk bookshelf perfect for any desk, writing desk, table or countertop, make full use of your desk space and keep it tidy. Solid Iron Frame: The display frame has a thickened bracket, which is evenly stressed and not easy to deform, so you can enjoy a better life. If you have any questions, please feel free to contact us via email. Easy to Install: The desktop countertop bookshelf has screws, it is recommended to install with a cordless electric drill, saving time and effort.