PinMart State Shape of South Dakota and South Dakota Flag Lapel Pin Available as a single item or bulk packed. Select your quantity above. Qty: 1 pin This beautifully designed lapel pin incorporate the shape of the State of South Dakota with a symbolic representation of the traditional state seal and flag. The end result is a cleverly designed South Dakota state pin that makes a perfect gift, commemorative item, or promotional piece. SIZE: 1-1/4" Each pin is individually poly bagged and includes a standard clutch back.