PITT pastel pencils from Faber-Castell have extra thick wax-free pastel leads of 4.3mm diameter and drawings need to be fixed afterwards. The 60 bright colours are highly pigmented, have an unsurpassed degree of light-fastness and do not change colour appreciably when fixed. The wood-cased PITT pastel pencils are clean to handle and can be blended by using a paper wiper, Colour Shaper, brush or finger. These pencils should only be sharpened with a sharp knife. Box Contains 1 x Faber-Castell PITT Pastel Pencil Extra thick wax-free pastel leads of 4.3mm diameter. Highly pigmented & Unsurpassed degree of light-fastness. Wood-cased PITT pastel pencils are clean to handle and can be blended by using a paper wiper, Colour Shaper, brush or finger.