Music Nomad's Bore Oil is formulated using a complex mixture of the finest ultra-refined tree and seed oils to seal, condition, and protect your wood. It is 100 percent free of lemon extracts, petroleum, and water, so it works great on any wooden bore instrument and unfinished wooden parts. It also helps you protect your wood from drying and cracking. Music Nomad products are used worldwide by musicians, repair shops, collectors, and instrument makers.