1. **Double Shelf System** Two vertically stacked adjustable shelves offer flexibility and aesthetics in storage. There is a 12.2inch gap between the shelves, and the lower storage space is 20.86 inches , accommodating a 28inch computer monitor. The partitions feature back and side panels to prevent items from falling. 2. **Moves with Your Desk** Enjoy the same access to this storage platform whether sitting or standing. for heightadjustable sitstand desks, creating extra storage space to eliminate clutter. 3. **Material** The column is made of a 2.36 x 1.18inch steel pillar with a temperature painted finish and 2 layers of density adjustable laminate; resistant to rust, durable, and sturdy. Size: 24.8 x 7.87 x 37.4 inches, 32.67 x 7.87 x 37.4 inches, 40.55 x 7.87 x 37.4 inches. 4. **Industrial Black Desk Shelf** Brings the modern industrial pipe style of wallmounted shelving systems and large floor units directly to your desk with a spacesaving organizer. for storing plants, pictures, books, decor, coffee mugs, and more! Each shelf holds up to 15 kg in weight.