Constructed of heavy-duty black steel, this 47.3 in. tall 3-tier industrial shelving unit is an adjustable storage shelving unit suitable for kitchens and living rooms. Its solid construction and strong load-bearing capacity ensures that items in your home are stored safely. Shelf tiers can be easily adjusted to accommodate items of different heights for more flexible storage. The easy tool-less assembly design allows you to complete the installation quickly. Not only does this shelf enhance your storage efficiency, its sleek black industrial style exterior adds a touch of modern aesthetics to your living space, making it ideal for home organization. Material: Metal.