The first step in a two-part cleaning system, this formula gently dissolves away unwanted dirt and residue from your fingerboard to maintain the proper feel and tone of your instrument. Follow up with Fingerboard 02 Deep Conditioner for an instrument that sounds and plays its best. Perfectly balanced for fingerboard woods and fret metals. Removes buildup from crevices to restore tone, clarity and original intonation. Step one in fingerboard maintenance. 4 oz. pump spray.