Unbreakable Rubber Ultra Bowling Ball. Hollow 8.5" Rubber Ball with Two Sets of Finger Holes for All Ages. Designed for use with Plastic Pins. Perfect for PE Class, Basements and Driveway Bowling.
History of Bowling Balls | Wood, Rubber, & Plastic | We're drafting the Greatest Bowling Balls of ALL-TIME this Tuesday Night and we can't wait! As the captains prep for this riviting