Bleu Nuit (Night Blue): this is the darkest color after the "perle noire" ink. A color symbol of the sky at night when bursting with stars in the summertime. 6 standard 38mm cartridges
Vert de Gris (Verdigris): the originality of the color is based on both gray and green tones. From the corrosion of copper, greyish combines with both light and dark colors for a rendering of both soft and deep writing. 6 standard 38mm cartridges