When the original X-Factor debuted in 2002

This ball utilizes DynamiCore – the industry leading innovation in outer core technology developed by Brunswick Bowling Products

helping bowlers stay lined up as the lanes evolve

The TZone series features the TZone Bullet core shape for 12-16 lb

Keep it in your bag to quick access

Brunswick TZone Peek-A-Boo Berry Cotton Towels When the original X-Factor debutedTZone Peek A Boo Berry Polyester Bowling Ball Take on the competition with the Brunswick TZone. This fun plastic spare ball not only looks good on the lanes but is perfect for beginners, straight bowlers, or pros looking for a spare ball. POLYESTER: Great for first time ball purchasers or picking up spares. ACCURATE: Low hook potential, typically a spare ball or useful on extremely dry conditions. Balls with higher numbers will be the straightest.