Orange Jumbo Double 6 dominoes measure 54 x 28 x 12mm (approx. 2" x 1" x .47") Center spinners for easier mixing. Double 6 Dominoes are made of acrylic, a plastic material with outstanding strength, stiffness and optical clarity. The set of 28 tiles comes packaged in an elegant black velvet bag. High quality, classic look. Marion & Co. bright orange jumbo size dominoes measure 54x28x12mm (approx. 2"x1"x .47") and come with center spinners for easier mixing. They are made of acrylic, a plastic material with outstanding strength, stiffness and optical clarity. They are packaged in an elegant velvet bag.