* opaque yellow with swirls of red and black on the surface of each marble. * Great for collecting or trading. Note 1: Marble pictured is a stock photo of a Moon Marble Co. marble of this type. Marble received may vary slightly. Machine marbles vary one marble to the next, even in the same batch. Due to the machine process marble sizes will vary slightly. Note 2: Warning!: Choking Hazard. This toy is a marble. Not recommended for children under 5 years. Note 3: Large marbles can be hazardous to your toes when dropped.