Powerhouse Ball Cleaner 32 oz Powerhouse Ball Cleaner is the best ball cleaner which is easy to use and provides a strong degreasing cleaner designed to deep clean dirt and oil from all coverstocks. It  removes oil and dirt from the surface of the ball, and is acceptable for us on all polyester, urethane and reactive coverstocks! 32 oz (Quart) Bottle Removes oil & dirt from ball surface For use on all polyester, urethane, & reactive coverstocks USBC Approved Before/After Reaction: Length – No Change Backend – No Change Overall Hook – No Change