Top Shelf Garage offers heavy duty storage solutions; shelving, storage platforms, work benches, tool carts, modular carts, trays, and more. Made in USA from recycled plastic (HDPE), our products come in grid and solid top and are designed and built on a modular kit-of-parts system. Our HD plastic is durable and long-lasting, chemical and weather resistant/UV protected. Won't rust. Can be used indoors and outdoors.