Design-A-Door allows you to design the door you want to make. Simply select the Doorlenz color and size and drag it to the location you want it. Grid lines make it easier to make symmetrical designs. You can mix and match sizes and colors to make your unique design. You can add as many Doorlenzes that will fit on the door. You can change the background color to see how different combinations will work. Design-a-Door will give you the total cost of the Doorlenzes needed to create your personalized front door. You can save designs for comparison of style and price.