Dryer ball 1. Material: Non phthalate PVC 6P free ... , CE, ASTM, SGS 4. OEM/ODM 1. Name: dryer ball, washing ball, laundry balls2. Material: Non phthalate PVC 6P ... of Use1.simply place both dryer balls into dryer along with your normal laundry load,set the dryer ball to the desired ... own needs,Drying time will vary depending upon dryer characteristics,fabric types ,load size,heat level settings ,etc.