Open-box, new item Easy to Assemble: No tools are required to install the storage shelves. The height of each layer can be adjusted by simply snapping clips onto the posts and then sliding the metal shelf down the posts until it firmly rests on the clips. You only need to spend 10 minutes to install the wire shelving unit. Practicality and Robustness: The storage shelf unit provides ample space and sturdy support. The storage rack is made of high-quality carbon steel, making it durable and resistant to deformation. The shelf is specially coated to be anti-corrosive and anti-rust. Convenient Wheels: Two of the wheels on the shelving unit are equipped with a fixed lock that allows you to secure or move it at any time. You can easily push the metal storage rack wherever you need it. If you want to fix the heavy metal shelving in place, simply engage the lock. Broad Usage and Multifunctional: This mesh storage shelf is suitable for a variety of applications. You can store tool