Wool Dryer Balls (6-Pack/ storage bag) Made of 100% Organic New Zealand Wool, No Chemical Reusable As Natural Fabric Softener, Reduce Clothing Wrinkles When drying clothes Drying Clothes Faster, saves 15%-30% of drying time (use 3 balls for small/med load, 5-6 for large) Can Use Lint Roller to remove Pills etc.