The ball is solid, 6 pack, 2.4 inch (6 cm) across, around 40 grams
Environment friendly. Lack of chemicals which may harm the environment
Improve washing greatly by scrubbing clothes, save water and energy
Help out with getting out dirt and stains, and perfect to use them on denim, cotton, and other sturdy fabrics--nothing too delicate
Separate the clothes for a more efficient process, and they work great for the task, 6-10 balls are ideal for a wash weighing around 5 kilogram