Product Description Easy to Hold, Colorful and Bold. Zensations Mechanical Colored Pencils provide smooth, rich, vibrant colors that blend easily for shading and color mixtures. With a triangular barrel that is easy to hold, it provides excellent control while coloring or sketching. The 2.0mm lead is durable, long lasting and completely refillable! 2.0mm durable non-toxic lead colored mechanical pencil great for writing or coloring. Triangular barrel mechanical pencil that promotes perfect grip and limits writing strain. Available in 24 rich, blend-able colors that are AP non-toxic. Durable 2.0mm lead that can stand up to the pressures from beginner writers and never needs sharpening Ideal to use for adult coloring books, journals, notebooks, invitation cards, and almost any other paper surface