Naiveferry 1Pc Fast Guitar Strings Cleaner Eraser, Fret Polish Dual Head Rust Remover Brush Fret Care Cleaner Guitar String Polishing Tool for Cleaning Electric Guitar Bass Ukulele Violin - CFbep7KLtJl1W0bFqcSVsABu3vg5B

• DUAL HEAD RUST REMOVER PEN: Double-headed design with two functions: not only can it remove rust from strings, but the felt brush head also applies lubricating oil to prevent rusting. FAST CLEANING: It only takes a few minutes to clean your instrument strings. Afer using this,your strings will become smooth and incomparable. Better than before. SAY GOODBYE TO RUSTY STRINGS: Not only does this guitar string cleaning tool effectively remove rust from strings, but it also comes equipped with a felt brush head that applies lubricating oil to prevent future rusting. DURABLE MATERIAL: The shell is made of high quality plastic, durable and not easy to damage. WIDELY USE: For a wide range of musical instruments that are classified as stringed instruments. These include guitars, cellos, violins held in hand, zithers, pianos and many others.