Rubber ball washing has the same function as detergent. Useful for all types of washing machines. It contains quadruple special ceramic balls and permanent magnets. One ball applicable for 4.5Kg of clothes. Lifetime up to 1000 washes ( about 3 years). Scientific design to enable washing without detergent and fabric softener. It helps to protect environment from pollution and promote health care especially on sensitive skin issue. This laundry ball change the way of wash clothes, which could clean our clothes naturally, saving us money and enhancing the longevity of clothes. This laundry washing ball contains ceramic pellets which change the balance of the water and washes your clothes without detergent. Help your clothes stay new longer.