All coins send by Russian Island coming in cardboard coin holders (see picture). Set of 7 USSR Soviet Union Russia coins: 1 kopek (weight 1 gram, diameter 15 mm), 2 kopek (weight 2 grams, diameter 18mm ), 3 kopek (weight 3 gram, diameter 22 mm), 5 kopek (weight 5 gram, diameter 25.2 mm), 10 kopek (weight 1.6 gram, diameter 17.4 mm), 15 kopek (weight 2.5 gram, diameter 19 mm), and 20 kopek (weight 3.3 gram, diameter 22 mm). Coins 1, 2 3 and 5 kopek are made out of aluminum and bronze; 10, 15 and 20 kopek are made out of copper nickel and zinc. Great for collection.