... such as phosphor and boron, so it can protect cloths and skin well, especially suiting for babies and ... cloth & washing machineHow to use :1,put the cloths into the machine, then put the laundry balls, no ... 60 minutes. 4, Use 1 balls when the cloths is below 3kgs, 2 balls when over it. 5 ... Washing separately between different colors of or easy-fading cloths.Use timeThe designed using life is 3 years or ...