... balls NO.Model NameWeight1Antibacterial Ceramic Ball40G2Infrared Negative Ball40G3Alkaline Ceramic Ball40GHow to use :1,put the cloths into the machine, then put ... the washing balls, no need to add any genera washing detergents. 2, Collapsible, cuff or stubborn ... , dry them naturally, repeat the steps above next time. 6, Clean the washing ball every month, dry it in the sun ...