This is a microfiber brush to clean all of those hard to reach places. It will clean dryer lint, vents and refrigerator vents. This high-quality microfiber cloth will keep any surface free of fingerprints, lint, grease, streaks and grime. Also, it can be moistened it with water for a very powerful cleaning. The best part about it is that you don’t need any harsh chemicals to use it. To wash: hand wash without fabric softeners, hang/air dry.