AMACO Black Underglaze Decorating Pencils
Ideal for drawing on or identifying artwork. Apply to bisqueware and create unique, detailed designs. Black pencil has a maximum firing temperature of Cone 10. AP Seal. If left unglazed, Underglaze Pencils should not be used on surfaces which come in contact with food or drink. Food safe only when applied and fired under AMACO LG10 Clear Transparent Gloss Glaze.