The food display gives you the option to choose from six inter-link towers and eleven different tempered glass shelves. This will offer more design flexibility. Each food display is made of a durable metal that has a black powder coat that will keep the product presentable for a long period of time. Each tower can vary in height as well that way you have the ability to elevating your displays. In each food display there are notches that will allow you to insert the shelves in unique ways.