20 Round Tube 2012 .999 Pure Copper Bullion Round Walking Liberty Design 2012 tube (20) One AVDP Ounce .999 Fine Copper Round 28.35 Grams Each Round has a Proof Like finish with Reeded Edges .999 Fine Copper Bullion. No artificial coatings are added to the products Pressed metal type, purity, weight, current year, and country of origin Bright Burnished Finish, great investment outperformed both gold and silver last year