Libman Tornado Cotton Mop Refill, 6.6 in. is designed for easy on your Tornado mop, making cleaning hassle-. Crafted from synthetic yarn, this mop refill resists bacterial odors to keep your space fresh. It features three green bands that help prevent tangling during use, ensuring efficient and smooth mopping. The refill measures 6.6 inches in length and 4 inches in width, ly sized for effective cleaning performance.