Fully equip any game room, arcade, or basement with the 36 pack of Penn 40mm 1 Star White ping pong Balls. As balls become worn down, dented, or misplaced, simply replace with a new Penn 40mm 1 Star Table Tennis Ball and get back to playing table tennis. With consistent weight and bounce for fast-paced play, the Penn 40mm ball is an ideal ping pong ball perfect for fun, friendly matches between friends and family. Well-constructed and durable, each 1 Star Table Tennis Ball features an official tournament size of 40mm and allows players to host tournaments and competitions that all skill levels can enjoy.