The formula is secret -- the pencil is world-famous. Staedtler's success story began over 180 years ago, with manufacturing pencils- so we have quite the head start on processes, research and innovation! To this day, first-class manufacturing processes and sustainably sourced materials outstanding and consistent product quality. Staedtler coloring pencils are specially made for drawing and coloring on any color paper and even canvas, . Color your life. Staedtler's special soft pigment core gives you dense, vibrant deep colors that pop on light and dark surfaces, both. This little art kit is not only an ideal creative companion for drawing and adult coloring purposes, but kids, painters, hobbyists and crafters will benefit from the finest German manufacturing processes. Create a true spectrum of shades with 12 different colors - the soft lead blends and smudges smoothly for soft gradual transitions. Whether it's scientific or creative endeavors, in the home, office or classroom, Staedtler helps bring ideas to life.