Washing ball, 4 pcs. Size: 6x3. 5 cm. Material: thermoplastic rubber. The ball improves the quality of washing in the washing machine: it gives softness to underwear, prevents the formation of pellets, protects the fabric from the formation of stains from washing powder, it is ideal for washing down jackets - it does not allow down to stray. How to use: Place the ball in the washing machine drum on top of the laundry and start the desired washing mode. The service life is unlimited.