You are buying a high quality sticker that measures 4.5 inches round . I take pride in the quality of my work. There have been over 7500 of these stickers sold . With nothing but satisfied Veterans. These are made of very heavy vinyl. they are also laminated , so they are scratch resistant.And Chemical resistant. They are made from the same material used to do Vehicle wraps. I also pride my self in fast shipping. I ship twice a day. And up to 12:00 noon on Saturday. If you have any questions feellfree to message me. And THANK YOU FOR YOUR SERVICE if you don't see your unit here. I also do special orders minimum of 20. ( I also do special orders 20 stickers or more)