1.75” with Uncle Sam pointing finger at viewer and holding aloft a telephone receiver. Reads “Report Drug Smuggling To U.S. Customs” with telephone number below. As made, litho button has invisible thin plastic coating to protect its paint. Coating served its purpose as the paint displays Mint although there are a few tiny pinpoint rub marks on the plastic surface noticeable to the touch. Only example we’ve seen and still displays Mint.