This double-tier over shelf is made of high-grade stainless steel, providing anti-rust and anti-deformation properties for durability. With ample storage space on each shelf measuring 36"" x 12"", it can hold various items such as kitchenware, vegetables, and tools. The top shelf can support up to 400 lbs, while the lower shelf can handle 340 lbs and is adjustable in height from 10"" to 15"". Versatile and suitable for kitchen, restaurant, tool room, or laundry, it's easy to assemble with clear instructions provided. Just remember to remove the protective film before use for optimal performance.