A colorless oil-wax medium for blending, dry mixing, and intensifying colors, this single tool combines the properties of a blender (mixing and unifying) and a burnisher (consolidating and adding a gloss finish). - Caran d'Ache Blender Bright Pencils - Set of 2Caran Dache Blender, 2CT - The Caran d'Ache Full Blender Bright Pencil Set includes one full stick hexagonal colorless blender and one round pencil with a colorless 3.8 mm lead.