The Caran d’Ache Luminance Pencil has a water-resistant and smooth lead with maximal covering power and a high pigment concentration for bright and intense colours.
The Mont Marte Eraser Pencil Set has a 4mm white eraser strip inside the pencil body there is an eraser at one end and a taklon brush at the other side.
The Faber Castell Pitt Natural Charcoal Pencil Set leaves a much blacker line. Compressed charcoal with soot and clay gives the charcoal pencils their deep black colour and can be produced in different degrees of hardness.