Caran d'Ache Museum Aquarelle Artist Pencil. These are superior quality pencils, with ultra high pigment concentration ensuring intense colour lay-down and exceptional light resistance when applied dry or as a watercolour. Hexagonal barrel, soft, extra fine 3.8mm lead. Outer casing is produced from premium FSC-certified cedar wood. Perfect for wash drawing, shading and blending, and dry or wet drawing on all media including paper, cardboard and canvas. Superb range of colours.