Preventing fire risks of your beautiful house by using this brush to clean the buildup lint in the cloth dryer vent pipe. It also can be used to clean the dust and pet hair under furniture and appliances. Improving cloth dryer working performance by using this brush to cleaning the lint and dust in dryer and exhaust port. Clothes dryer vent brush to keep lint and other particles from clogging up your dryer Long and flexible wire shaft can reach far inside of the drier's exhaust port or other narrow spaces