LYRA artist supplies are superior products for serious artists, young and old. LYRA color-giants Unlacquered Pencils are large diameter colored pencils with a 6.25 millimeter core. These pencils are ideal for children and schools, offering a hexagonal shape for an improved grip and super soft leads with high color brilliance. Made from sustainable PEFC certified wood, these pencils provide a superior coloring experience for artists of all ages.