Stones Litho Crayons make expressive lines and produce rich blacks.
Designed for lithography, these crayons are very popular as drawing materials for many other art applications, including rubbings. Extremely smooth for drawing, Stones Litho Crayons have very little drag. They're also extremely lightfast.
Litho Crayon Set #1 — This set includes the following materials:
Stone's is a trademark.