with it's pointed edge in the smaller areas (his hair, eyes, eyebrows, nose, lips, cheeks, side of face, mouth, chin, and shoulders (suit jacket). I will be using a pencil soon for darkening and very refined areas. I've lightened areas with the kneaded eraser like beneath his wrinkle lines. And I took a light gray pastel and gave highlights on the top of the folds. To really his hair and eyes, I used black pastel. The dotted areas on his face, I used some medium gray and dotted with a tortillon. Then I sprayed with "Krylon Workable Fixatif" to adhere the pencil & pastel to the paper for a non-smudging and workable surface.