Metallic colour pencils made of black lime wood. Lead measures 2.9 mm Ø. Ergonomic triangular 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 metallic colours with an unique name: Planet Copper,Solar Gold, Satellite Silver, Galaxy Blue, Boreal Green, Cosmos Purple.