Conte a’ Paris Colour Carre Crayons - Set of 24 - Plastic Box - Size - 6 mm x 6 mm x 63 mm pastel sticks give accurate and energetic strokes when the edges of the sticks are used.The Carres are manufactured using artist pigments, clay (kaolin) and a binder (cellulose ether). The Carres are extruded, dried & baked to arrive at the finished product. Available individually & in a range of sets and gift boxes.