Apparatus for enhancing tunes produced out of single-reed wind music instrument are disclosed. Apparatus comprise one or more sound enhancing elements in form of a plurality of elongated ribs or grooves, or one or more studs. The sound enhancing elements are affixed to either side or both sides of a reed. Patterns of the elongated ribs/grooves can be straight or wavy lines orientated in longitudinal, transverse or oblique direction with respect to the reed. Each stud contains a 3-D geometric shape portion for altering sounds produced out of a single-reed wind music instrument when played by a player, and a base of the 3-D geometric shape portion for affixing the stud to either side or both sides of a reed in an effective area. Dimensions/locations of the effective area are single-reed wind music instrument dependent.