The product is a 1960 Proof set containing a Quarter with a Double Die Reverse (DDR) and a Dime with a Double Die Obverse (DDO). This set includes coins with denominations of 50 cents, 25 cents, 10 cents, 5 cents, and 1 cent, all made of silver except the 5c and 1c with a fineness of 0.9. The coins were struck in proof quality in Philadelphia and are categorized as Uncirculated and Ungraded, originating from the United States. This set is a valuable addition to any coin collector’s collection.