Formulated using a complex mixture of the finest ultra-refined tree and seed oils, the Music Nomad F-ONE Fretboard Cleaner and Conditioner Oil cleans, conditions and protects your fingerboard leaving it looking new, playing great and feeling smooth. Never sticky or tacky, F-ONE penetrates and conditions the wood to dry fast and give it a new look for months using 100% naturally produced oils and is safe on all unfinished rosewood, ebony and mahogany fretboards. F-ONE oil is preferred by some of the most respected repair shops in the world.