High-quality Material: The desktop storage rack is made of high-density board, the surface is high temperature resistant, wear-resistant, pvc skinned, easy to clean, and strong in 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. Stable Structure: :The desktop bookshelf organizer is made of metal frame, which greatly increases the stability and load-bearing capacity. If you have any questions, please feel free to contact us via email. Easy to Install: With screws, it is recommended to install with a cordless electric drill, saving time and effort.