Prismacolor premier colored pencils are designed for every level of expertise. Artist-quality pencils feature soft, thick cores for a smooth color laydown to allow superior blending and shading. Colored pencils showcase high-quality pigments for rich color saturation. Excellent resistance to the fading effects of prolonged exposure to light. Thick cores resist breakage. Highest ASTM approved lightfast ratings. Complies with ASTM D 6901 for lightfastness. Pack includes twelve pencils. Cool grey 50-percent color.