These Bianco Primo Charcoal Pencils by General are handmade in the USA using high quality sustained cedar and a rich organic charcoal. Smooth and creamy, the contrasting drawing tones and values of these Primo pencils make it perfect to use alone or in combination with other charcoal, graphite, pastels, mixed media or as a quick layout in oil paintings. Box of twelve. WARNING: This product contains a chemical known to the state of California to cause cancer.