Billiard Ball Set, 2 1/4″2.25″ Diameter balls Set of 16 Balls167-170 grams, 56.8-57.2mm diameter (3% tolerance rate)Premium Quality Mix up your game with this ASKA Poker Ball Set. This ball set is the standard 2-1/4″ in diameter and made to full ASKA standards Included are 4 yellow “A” balls, 4 purple “K” balls, 4 red “Q” balls and 4 blue “J” balls. Poker Pool is a fun alternative billiard game, combining the luck of the cards with the skills of pool for a great strategy exercise that requires you to think on your feet. This is the perfect game to play when you have an odd number of players and can become a really technical game depending on the skill levels involved. Generally, players are dealt a hand of cards; each card represents a different ball on the table. The object of the game is to run your hand out by pocketing the balls that match the cards you are given.