Wool Dryer Balls - Natural Fabric Softener, Reusable, Reduces Clothing Wrinkles and Saves Drying Time. The Large Dryer Ball is a Better Alternative to Plastic Balls and Liquid Softener. (Pack of 6) :
Polystyrene balls/spheres | White | Diameter 2.5 cm | Pack of 50 balls | eBay
Polystyrene balls and eggs | Alexander Paper Supplies