Treat your pool table with this Aramith crown Belgian ball set. The 16 billiard balls, each with the standard diameter of two-and-one-fourth inches, are richly and impeccably colored. The balls have been individually calibrated for standard weight and size. * Aramith 2 1/4" Crown Standard Belgian ball setThis full set of 16 billiard balls is of the highest quality (A grade)You can expect these billiard balls to last 10 to 15 years without problemThe balls measure the standard 2-1/4" in diameter and are regulation weightAramith Crown Standard billiard balls have the most strict tolerances in weight and size variation and color calibration