Ebonite Powerhouse Power Wash Removes oil, dirt, and belt marks from the ball's surface. Performance enhancing formula that increases backend motion during competition. Emulsifiers accelerate oil removal. Bio-degradable apple scented formula. Bio-degradable apple scented formula. For use on all high performance bowling equipment and polyester bowling balls. Approved for use during USBC competition. 5 ounce bottle Reactions: Length - No Change Backend - Increasing Overall Hook - Increasing