Pulled from a personal collection of over 20 years old. Stored in a climate controlled environment. The 2002 United States Mint Silver Proof Set includes 10 uncirculated coins, 7 with a silver composition of 90%, all struck as proof in San Francisco. Each coin comes with a Certificate of Authenticity from the U. Mint, making it a valuable addition to any coin collection or investment portfolio. The set is a highly sought after item for collectors due to its pristine condition and limited availability.