Brushed finish, perfect choice for mailbox number, door street sign, house address number. | Constructed of stainless steel 304, rust and corrosion resistant. | The sticky number comes with strong adhesive backing, no need to drill holes. Works better on smooth, clean and dry surface. If you want to remove the numbers, just heat it with a hair dryer, then slowly remove it from the side without leaving a trace. | 3 inches (7.6cm) high. | 100% satisfaction guaranteed.