The product is a lot of four 1964 D Washington Quarters made of 90% silver. These brilliant uncirculated coins are part of the United States currency and were minted in Denver. Each quarter features the image of George Washington on the obverse and is a business strike type. The coins are uncertified, with a denomination of 25 cents, and have a fineness of 0.9 silver. This lot is a valuable addition to any coin collection, especially for collectors interested in US coins from the 1960s.