Package of 2 Sketching Crayons – Bistre.The Cont Paris Sketching crayons include various highly reputed Sanguine colours, Grey and Bistre, 3 grades of white and black complete the range. These crayons are very soft to apply and manufactured using natural pigments (iron oxides, carbon black, titanium dioxide), clay (kaolin) and a binder (cellulose ether).
