Box of 6 thick lead colour pencils CopperRef: 0713206 EAN: 8411574082057 Colour pencils with thick leads measuring 3.5 mm Ø, Copper edition. Black lime wood, hexagonal shape. The lead creates a uniform stroke and is resistant to breakage due to its LPS (Lead Protection System) which strengthens the lead by sticking it to the wood. The wood is sourced from sustainable forests. 6 colours: copper, white, black, green, pink and violet.