... balls NO.Model NameWeight1Antibacterial Ceramic Ball40G2Infrared Negative Ball40G3Alkaline Ceramic Ball40GHow to use :1,put the cloths into the machine, then put ... 15 to 30 minutes’ dipping, washing it as usual, the washing ability will be better if dipped for 60 minutes. 4, Use ... used as toys for children. 4, Suggestion: no use to industrial use or large-scale washing such as laundry shop, but can ...