The product is a 2004 Silver Proof Set and a 2006 Silver Proof Set, each containing 1 1/3 oz of silver. These sets are uncirculated and have a composition of 90% silver. Produced by the U.S. Mint, these sets feature coins struck with a proof finish, making them highly sought after by collectors for their quality and purity of silver. Made in the United States, these sets are a valuable addition to any coin collection.