FIG. 1 is a perspective view of a folding toothbrush head and handle unit, showing my new design in its folded state;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a perspective view the design shown with the handle open and the head partially positioned outside of the handle;
FIG. 8 is a front elevational view of the design as shown in FIG. 7;
FIG. 9 is a left side elevational view of the design as shown in FIG. 7;
FIG. 10 is a right side elevational view of the design as shown in FIG. 7;
FIG. 11 is a top plan view of the design as shown in FIG. 7;
FIG. 12 is a bottom plan view of the design as shown in FIG. 7;
FIG. 13 is a perspective of the design shown in the position of use;
FIG. 14 is a reduced front view of the design as shown in FIG. 13;
FIG. 15 is a left side elevational view of the design as shown in FIG. 13;
FIG. 16 is a right side elevational view of the design as shown in FIG. 13;
FIG. 17 is a reduced top plan view of the design as shown in FIG. 13; and,
FIG. 18 is a reduced bottom plan view of the design as shown in FIG. 13.