... NO.Model NameWeight1Antibacterial Ceramic Ball40G2Infrared Negative Ball40G3Alkaline Ceramic Ball40GHow to use :1,put the cloths into the machine, then ... stains, pre-processed with stain stick before putting into the machine. 3, Start to washing after 15 to 30 minutes’ dipping ... 3, Filled with solid ceramic balls, never used as toys for children. 4, Suggestion: no use to industrial use or large-scale ...