Koh-I-Noor Gioconda White Chalk Pencil, Pack of 12 (FA8800.WC) Ideal for drawing, sketching and portraiture and may be used together with round soft pastels for incredible effects in detailed drawing Made from high-quality micro-pulverized natural substances and carefully mixed with binding agents to create rich color pigment Smooth, laydown color on coarse and smooth substrates Excellent light permanency and durability of artwork 4.2mm diameter lead housed in mature wood casing allows quick and easy sharpening, making it possible to draw even very fine details