MEINL Drum Honey instantly transforms your drum sound into a warm and sweet one with practically no effort. They can be removed from any surface as needed. Vital for session drummers and studio engineers as well as being used in houses of worship and venues where sound control is needed. Drum Honey is washable by using a drop of dish soap and water. Let them air dry (no direct sunlight), and their stickiness will recover. The MEINL Drum Honey is non-toxic.