The 1960 US Proof Set is in the original envelope, unopened from the US Mint in Philadelphia. The set is uncirculated and includes a US Penny, Nickel, Dime, Quarter and Half Dollar. All coins are packaged in a flat cello. Also included in the is a COA. 30 Sets Available. If you need further information please contact me directly. I will answer your questions as thoroughly and quickly as I can.