This is a professionally printed window cling decal made to resemble the old DD-2220 DOD parking decals, this decal measures approx. 5" x 2.25'. WARNING In case I have not mentioned this, this is not a REAL military vehicle pass. It is only a prop decal made to look authentic. How to apply Cling decals. This decal will adhere to any clean and dry surface. Images are reversed-printed. Peel the paper backing and apply to the inside of your window. Do not block your view. Decals are best applied in temperatures of 65 degrees and over. Decals can be removed and re-applied.