Create stunning drawings with a set of colored pencils from Prismacolor. Art supply set includes 12 cobalt blue pencils. Art pencils offer excellent resistance to the fading effects of prolonged exposure to light. Pencils comply with ASTM D 6901 for lightfastness. Highest ASTM approved lightfast ratings (I or II). Artists' quality colored pencils are great for every level of expertise. High quality pigments provide rich color saturation. Soft, thick cores are designed to result in a smooth color laydown for superior blending and shading. Thick cores resist breakage.