Pastels with a square cross-section are made from high quality pigments mixed with the best quality kaolin. They have vibrant, bright and durable colors. They adhere well to the surface. Pastels are used to draw fine lines, delicate traces or to paint using a broad streak. They can smeared and layered to achieve a gentle transition between colors. The structure of the pastels, a wide color palette and color clarity allows you to obtain a velvety smoothness and interesting visual effects. The foil wrapper protects your hands from getting dirty.