The Super Aramith Tournament Carom Balls Set is used by most world carom champions to train and play because of its unsurpassed performance. Made with the highest grade of phenolic resin and a combination of unique craftsmanship with high-technology to provide consistent, superior quality. Each ball has to meet exacting criteria for density, balance, diameter, roundness, color, glossiness, hardness, and weight to carry the Aramith name. This set is officially approved for carom tournaments. Set includes one red, one white, one yellow ball. Balls are 61.5mm (2 3/8”) in diameter.