1Improve Cleaning Effect: A new cleaning brush head can clean small corners and dirty things better than the old brush head, effectively improves the cleaning effect. 2Avoid Dirt Growth: After using the cleaning brush for a period of time, the brush head will become worn and unsanitary. Replacing the cleaning brush head can keep the cleanliness of the cleaning brush, effectively avoid dirt growth and improve hygiene. 3Money Saving: The electric cleaning brush is a long term investment that lasts for years, and simply replacing the brush head can make the overall product more economical. 4Convenient Installation: The electric cleaning brush replacement head is easy to install and replace, simply remove old parts and put the new one in its place, convenient for daily maintenance. 5Durable: In order to extend the life of your electric scrubber, it is recommended to change its accessories frequently, these replaceable brush heads are made of premium plastic and nylon, has a long service life.