Blue Marbleized Jumbo Acrylic Double 6 Dominoes measure 54x28x12mm (approx. 2"x1"x.47") Double 6 Dominoes are made of acrylic, a plastic material with outstanding strength, stiffness and optical clarity. The dominoes come with a center spinner for easier mixing. The set of 28 tiles comes packaged in an elegant black velvet bag. These jumbo size dominoes measure 54 x 27 x 12mm. (approx 2" x 1 " x .47"). They feel perfect in small or large hands and are made of acrylic, a plastic material with outstanding strength, stiffness and optical clarity. They come with an elegant black velvet drawstring bag.