Description: Storm is MIX ing it up with the new Storm Mix, this ball is recommended for the bowler who needs a colorful spare ball. Since this is a urethane you may also prefer this ball as your strike ball since it works best on desert dry conditions. Mix things up a little and be the first to own the Storm Mix. Storm Mix Ball Specs: Color: Black/White All colors do vary somewhat from the picture shown. Coverstock: U1S™ Pearl Urethane Core: Traditional 3-piece Factory Finish: 3500-grit Polished Reaction: Low Recommended Lane Condition: Light A few tiny pit holes in the cover stock of the ball are normal