The product is a 2017 S Proof Kennedy Half Dollar 50c from a Proof Set. This coin is uncirculated, composed of copper, struck as a proof in San Francisco, and is uncertified. It features the image of President John F. Kennedy on the obverse and the Great Seal of the United States on the reverse. This collectible coin is a valuable addition to any coin collection, especially for fans of US coins and the Kennedy half dollar series.