The Mini Rolling Hills Mini Wall One Line house number sign is a rectangle topped with a subtle arch. It measures 6 high by 11.75 wide and has room for up to six 3 characters on one line of personalization. This attractive house sign comes in many different color combinations, from classic black with gold to contemporary white with black. Each house plaque comes with two wood screws. Masonry screws, available at local hardware stores, make it easy to mount this address plaque on brick, stone, or concrete. Whitehall Products, a US company that has been making fine house accessories for nearly 70 years, makes these house plaques from rust free recycled aluminum. All paints have are formulated and tested to last for many years under harsh weather conditions.