This heavy-duty storage shelves feature the high-strength thickened metal frame. The shelves unit is made of high quality medium-density fibreboard. They can enhance load-bearing capacity and stability. Additional crossbeams under the heavy duty shelves can further enhance the load-bearing capacity. The frame surface is treated with powder coating. It can effectively prevent metal rust and ensure durability. This shelving rack is assembled using peg-and-hole connections to help you easy to adjust each shelf's spacing and assemble. The upper and lower parts of the shelf can be separated and freely combined. So it is suitable for garages, warehouses, pantry, kitchens, cloest and living rooms. Packages include a paper manual and installation tools to ensure you can quickly complete the installation within 10 minutes. Don't hesitate, take action now! Order a utility shelf to declutter and organize your space effectively.