The spherical pencils are to the 8mm chunky aspect and also have a soft quality that still appears a little tougher than Prismacolor Premiers. There were no challenges though sharpening or with Main breakage. These appeared best on white paper, the colors ended up muted on black paper. In the https://best-colored-pencils-for06271.bloggadores.com/32667302/not-known-facts-about-best-colour-pencils