The Kathari multi-function cleaning brush is the best investment you can make to maintain the life span of your personal electronics. Kathari, meaning CLEAN in greek, says it all! Here at Kathari we take cleaning serious. Use this cleaning kit on your earbuds, your charging case, your cell phone, your camera and all other personal electronics. Make sure to grab a few! With the sleek design, you can fit one in your pocket, one in your car, one in your desk, and one in your backpack or purse! With the soft flocking sponge, you can clean the inside of your charging case maintaining the connection between your earbuds and charger. With the soft bristle brush, you can wipe away any contaminants leaving behind a dust and debris free area with no scratching! Get into those hard to reach areas with the metal tip and wipe away with the brush!