The EAGLE PEAK double 4-tier racks provide ample room for your potted plants. It is designed not only as greenhouse shelves, you can also place it in your kitchen, garage, or study room. Made of quality powder-coated steel tube and wire mesh, connected with sturdy plastic, and strong enough to hold your various plants. The rack buckles add extra stability to the wired mesh. No tools required for the assembly. The garden shelves will work perfectly for your outdoor gardening!