Bruynzeel Design pencils are adult intermediate pencils designed to be high quality, featuring light cedar casings and a liquid wax binder at a very good value. Perfect for adding depth and shadow to your sketches, use these pencils for portraits, landscapes, doodles, and more. Details:Includes assorted hardness gradesColor core is between 2.2 mm and 3.5 mm, depending on the hardness12 pencils (2H to 9B)Comes in deluxe storage box