Underglaze Decorating Pencils are ideal for shading, fine line drawing or identification. Apply the underglaze pencil to bisque ware to create a variety of unique decorative designs.
The maximum firing temperature is Cone 10 for Blue, Black, and Green.
Certified A/P Non-Toxic. Dinnerware safe when covered by any dinnerware safe glaze.
Tableware producers must test all finished ware to establish dinnerware status, due to possible variations in firing temperature and contamination.