I used it once, but it didn't address the cause of the clog in my home's drain, so it's no longer needed. It works by turning the light blue handle to extend the wire and scrape away dirt. This blue wire-type pipe cleaner is easy for women to use and ideal for clearing clogs. - Model Name: SYALEO Wire-Type Pipe Cleaner - Color: Blue - Purpose: Clog removal - Features: Easy for women to use Thank you for looking. The wire part has been wiped clean, dried, and treated with machine oil to prevent rust. How about using it for your year-end cleaning?