Efficient Cleaning and Time Saving: Designed specifically for cleaning 51mm,54mm,58mm groupheads of espresso machines, this cleaning tool can easily reach tight spaces and corners, effectively saving your time and energy.Cool and Dry Hands: With a unique design and water deflector, this tool ensures that your hands stay cool and dry during back flushing. The soft inner bristles are designed to clean the group head, while the outer for 360 brush effectively cleans theespresso grouphead gasket.Durable Materials: The handle is made of durable plastic, ensuring long lasting use. The inner brush head consists of durable nylon bristles, while the outer brush is made of a stainless steel ring covered with durable nylon bristles. The high qualitynylon can easily clean coffee grounds on the grouphead without damaging your espresso machine.Efficient and Convenient: Cleaning your espresso machine has never been easier. With this cleaning tool, you can ensure optimal performance and extend the lifespan of your machine. Say goodbye to coffee and enjoy a fresh and flavorful cup every time.