Extremely smooth for drawing, Stones Litho Crayons have very little drag. They're also extremely lightfast. The crayons are available in three sizes. A variety of hardness levels (#1 being the softest and #7 being the hardest) cater to a variety of styles and allow degrees of shading.
Crayon Holder — Designed as a holder for Quarter Inch Crayons, so they can be used with a light touch.