Dunlop Fretboard 65 Ultimate Lemon Oil is specially formulated to clean away grime and quickly and easily return your guitar fretboard's original luster. Apply a thin coating using the Dunlop Dab-O-Matic applicator top, work away any gunk on your guitar, and wipe clean. It's that simple. Once the dirt is gone, Dunlop Fretboard 65 keeps it away with an invisible sealant that prevents stains and moisture. Player tested, tech approved”Dunlop Fretboard 65 Ultimate Lemon Oil cleans up the mess that the music business leaves behind.