These Dunnage Racks are constructed from one piece of seamless high quality highly durable material that will not rust, crack, chip or corrode. This product can withstand temperatures from -21 degrees to 212 degrees and comes with a twenty five year guarantee. These Dunnage Racks are color coded which makes them the perfect items for product coding or complimenting merchandising. This product features a slotted design in the front and the back which maximizes air circulation around the products being stored. These Dunnage Racks will be the perfect addition to your commercial kitchen.