A customizable display rack for displaying a plurality of differently-sized products. The display rack is comprised of a housing with two opposing side walls, a rear wall and a front wall, each extending from a bottom wall to form an enclosed space that is accessible from at least one side, the front wall extending to a height that is substantially less than that of the rear wall. The housing is designed to accommodate a predetermined number of large trays, which may form a first row extending substantially the entire distance between each of two opposing side walls of the housing or a second row extending substantially the entire distance between the front wall and the rear wall of the housing. Each large tray may also be designed to accommodate a predetermined number of small trays. The display rack may also include a display holder.
