- Staedtler Mars Lumograph pencils are high-end pencils, specialized for sketching, portrait drawing, and drawing. - The lead is matte, darker and smoother than regular wooden pencils. - The lead rarely breaks when sharpened.
 - Staedtler Mars Lumograph pencil is designed with a black pen body
 - The product has many shades from dark to light to suit all needs:
 +black lead with oil
 + Grade B: The higher the grade B, the darker the lead and the softer the lead.