9-1-1 Emergency Kit. Set Includes 2 reflective vinyl-covered aluminum plates and a total of 10 numbering pieces. Reflective white numbers aid in helping Emergency units or even just friends find your house. Put them on the mail box post or just on a post out front. The Plate is 21-1/2" long and 3" wide. Comes with 10 number- making blocks with instructions for making a couple of simple straight cuts to make the numbers you need and mounting screws. Liberty Hardware : MADE IN USA