A TOOTHBRUSH (10) INCLUDES A HANDLE (12), AND A HEAD (14) AT AN END OF THE HANDLE (12) HAVING A THICKNESS (B), A FIRST SURFACE (16), AND AN OPPOSED SECOND SURFACE (20). TOOTH CLEANING ELEMENTS (18) EXTEND OUTWARDLY FROM THE FIRST SURFACE (16) AND HAVE A LENGTH (C). A TISSUE CLEANSER (22) IS POSITIONED ON THE SECOND SURFACE (20) AND HAS A PLURALITY OF TISSUE ENGAGING ELEMENTS (24) AND A HEIGHT (A). A HEAD HEIGHT (H) INCLUDES THE THICKNESS (B) OF THE HEAD (14), THE LENGTH (C) OF THE TOOTH CLEANING ELEMENTS (18), AND THE HEIGHT (A) OF THE TISSUE CLEANSER (22), AND IS LESS THAN 17.7 MM. FIGURE 6