I'm really enjoying how the cleaning ball is reusable, and picks up a lot!
Sauberkugel - The Clean Ball - Keep your Bags Clean - Sticky Inside Ball Picks up Dust, Dirt and Crumbs in your Purse, Bag, Or Backpack (Pink
Its been in my purse about a week and has been picking stuff up. But not sure how well it rolls around in my packed purse.
Sauberkugel, german engineering at its best! Get it while it lasts.