Turbo Wash is the laundry machine for skate bearings - dirty bearings are loaded, get agitated & emerge spotless. Washes up to 16 bearings in one load - no need to install bearings on a rack which holds only 8 bearings (2 loads needed) - just like clothes in a laundry machine, the agitation of the loose bearings promotes cleaning. 8 oz of earth-friendly Sonic Citrus Cleaner included - no need to buy separate cleaning solution. Awarded United States utility patent - custom cap plug prevents leaks during transit & storage - skater designed and made in USA. Cleans all types of bearings - inline, rollerskate, skateboard. (Bearings NOT Included).