Add color to your drawings with the Koh-I-Noor® Polycolor colored pencil set. These coloring pencils contain the finest pigments to give you vibrant, water-resistant shades. Each pencil lead has special oils and binders that promise smooth, even strokes with minimal pressure. Perfect for shading and detailing, they have a 3.8mm lead diameter. Crafted from California Cedar, these non-toxic pencils are durable and easy to sharpen.