Microfiber Magic Sponges contain two sides of cleaning power. The Grime Buster Side combines the cleaning power of Microfiber with special scrubbing strips to cut through and break up tough grease and grime with less effort and in less time using water alone. No more chemicals. The Soft Side is great for everyday messes and quick clean-ups and leaves a sparkling streak-free shine. Soak up spills fast with super absorbent Microfiber Magic Sponges. They are dishwasher safe so you can use them over and over again.