Stockmer (Germany). These beeswax crayons have high clarity and beautiful colors and are available in both stick and block types. Creates a subtle deep neutral color from a multitude of overlays. No sticky overlapping or cloudy color. Pigments are approved for food use. It is non-toxic to the human body, not leaching, not affected by heat, high fixation and no fading. Also, we have uniquely controlled food tolerance standards that are much more stringent than European toy standards for heavy metals and other contents. (From Amazon.co.jp)