Koh-I-Noor Hardtmund on vanha ja tunnettu valmistaja. Firma on tehnyt kyniä jo vuodesta 1790.
Sets of dry artistic powder pastels of the best quality in sets up to 120 shades. Either round or square shaped studs. One series of the pastels is very fine and powdery and belongs to the best of the world. They are suitable for drawing on a structured velvet tinted paper. The drawing can be easily blurred and mixed together. Finally, the work must be stabilized using a suitable fixing agent.