Ultimate XXX Cleaner/Polish- 8 Ounce This is an 8oz Bottle All 3 sizes are shown in the picture This revolutonary product polishes all particle coverstocks and resin bowling balls Black Magic has been tested by the countrys top amateur and professionals Black Magic WILL NOT ALTER the coverstocks of particle balls, only shine them, resulting in more length and no loss of backend reaction Used on resin balls, Black Magic will increase length and backend reaction