This is a complete set of 16 regulation pool table replacement billiard balls, sized 2 1/4 inches which meets standard requirements for most regular pool tables. Made of premium resin material, these balls are durable enough to withstand long-term daily use and collisions during games. It is a perfect replacement set for your worn, scratched or lost original pool balls, suitable for casual home pool table games, bar leisure activities and commercial game room use. It fits all standard pool tables and delivers consistent performance for every billiard game.