-Made with wool-free recycled materials with carbon filaments that reduce static cling, these reusable laundry balls are Earth-friendlier alternatives to disposable dryer sheets. Large in size to keep them from getting stuck in sleeves, they’re also softer than typical dryer balls to keep the noise down. They may even speed up drying time by helping to keep clothes separate as they tumble, allowing hot air to circulate more effectively. Material: Polyester, Color:Silver. Also could be used for laundry balls,laundry items,laundry supplies,dryer ball. By Cost Plus World Market.606828