This caran dache coloured lead set provides professional quality watercolor 38mm leads in a set of 18 colors 2 technalo watersoluble graphite 38 mm leads 3 fixpencil lead holders including sharpeners 1 squirrelhair petit gris no 12 brush 1 10ml tube gouache extrafine in white 1 design eraser 1 glass tube and 1 mixing pan the leads have highly saturated pigments that are exceptionally lightfast and low powdering museum leads can be used for watercolor washes crosshatching mixed media and unlimited blending