The New Derwent Pastel Pencils are designed with a contemporary and environmentally friendly matt red barrel with silver imprint and range stripe. They have a round 8.0 mm diameter barrel with a 4.0 mm core ideal for more detailed work. New improved formulation features include: Softer texture that transfers colour to the paper quicker Better blending Better sharpening Dusty, pastel feel More balanced colour range Pencils are sold individually. Order 6 for a full box. They are also available in sets.