The product is a lot of 58 unused US postage stamps, featuring a block of 4 stamps each of denominated 4, 6, 10, 13, and 15 cents. These stamps originate from the United States and are in mint never hinged quality, with a black color. The topic of the stamps showcases historical figures, but they are uncertified and ungraded. This lot offers a variety of denominations from the United States postal service, perfect for collectors or those interested in historical philately.