These United States Air Force Air Combat Command (ACC) Decals are made for Outside Application. They are made of Mylar; they are weather and UV resistant. Our Decals are from the same company that supplies US military exchanges throughout the world. These Decals display the Air Combat Command (ACC) Command name or logo. These Decals measure approximately 3 3/4 x 3 3/4 inches. Your satisfaction is guaranteed, period. Usually ships within 3 - 5 business days.