Lead: water-resistant, smooth with a maximal covering power and a high pigment concentration for bright and intense colours. Ø 3.8 mm.Pencil: round, 8 ply, matt casing matches the colour of the lead, colour number and name indicated Premium FSC certified cedar wood ASTM D4236 compliant. Lightfastness in compliance with the highest international standard: ASTM D-6901. Wide range of colours developed with a large variety of highly concentrated pigments.