Cuetec Deluxe Billiard Balls are crafted from durable cast polyester, providing exceptional scratch and impact resistance. Each ball is regulations size, measuring 2-1/4" in diameter and features the classic "numbers in the stripe" design. This complete set of 16 balls includes 8 solids, 7 stripes and a cue ball. Cuetec billiard balls adhere to stringent specifications, ensuring superior playability and durability. They are constructed with perfect roundness, balance, uniform weight, hardness and brilliant coloring..