DV8 Trouble Maker Hybrid is featuring the revolutionary and most exciting category in bowling game. The 2 handed bowers and the ones who doesn't use their thumb has brought uniqueness in bowling game. The Dv8 Trouble Maker is designed for the 2-handers and the no thumb bowlers specially. It has a Dualistic core that makes this ball valuable and unique. If you notice the half ball core image then you'll find areas defined for two fingers holes that hits certain part of the core. The technical explanation is too broad. Please check official brand site for more information.