Our blue square sponge contains sponges. It can help you quickly clean all kinds of items such as furniture, is the best helper for cleaning. Its use method is very simple: first wet the sponge, then soak the sponge in water, remove the sponge, and then gently wipe the place you want to wipe, and then rinse with water. After use, the place you wipe becomes new and efficient to remove all kinds of stains.