The product is a 3-pack sleeve of new Callaway Big Bertha golf balls. These white golf balls are made of ionomer material and are suitable for driving range use. The 2-piece ball construction is tour preferred and designed for control, short game performance, and distance. Manufactured in the United States, these golf balls are part of the Big Bertha model line by Callaway, catering to golf enthusiasts looking for high-quality equipment for their game.