This dryer ball will naturally soften your clothes with these irregular balls, saving you time and money. Softer material increases contact with fibrous clothes, helps loosen fibers and remove dirt and grime; dramatically improves laundry washing results, saving water and energy The laundry balls will not damage your clothes or the dryer. There may be a little noise, you can put a little less EASY TO USE - By inserting the ball between the clothes, it will allow faster airflow and heat transfer, thus shortening the drying process. Package contents: 12 balls, green, yellow, pink, blue, purple.