This 2 Troy Oz MK BarZ \"SKULL & Bones Bar\" is a unique and rare piece made of 999 fine silver. The bar is hand poured and features a design of skull and bones. The composition of the bar is silver and it has a shape of a bar.. The precious metal content per unit is 2 oz and the total precious metal content is 2 Troy Ounces. The bar is made in the United States by MK BarZ and Bullion and is a great addition to any collection.