The new 12 count collectors set of Jabo Joker Premium marbles measure 23/32″ and are in Mint as made condition. The marbles will have small touch marks. The marbles were selected for their consistent size, brilliant colors and outstanding patterns to create an affordable collectors set. The set comes in a BBM card board 6″ x  5″ display box that has a clear top. The Jabo Joker Premium run date was June 13th. 2010. A great looking set of new Joker marbles from the Joker team. USPS shipping.