Big on spills, gentle on the planet. If You Care Sponge Cloths are made using a patented blend of 70% cellulose and 30% non-GMO unbleached cotton. A natural mineral salt (mirabilite) is washed out during production, creating an extra-porous, super-absorbent cloth that can soak up to 20 times its own weight in water. Durable, reusable and compostable, it’s the eco-friendly way to tackle everyday spills. Good to know Machine washable, long-lasting and completely plastic-free.