Caran d'Ache Prismalo Aquarelle watercolor pencils in a box of 18 colors (reference 0999.318) offer an expanded range of luminous pigments for illustrators and art students. The fine, hard 3mm lead provides unparalleled precision in line and detail, while also allowing for fantastic wash effects with water. The iconic metal packaging protects the pencils from impacts, keeping them always ready to create.