Oil Based Underglaze Markers, Underglaze Pen Bring your designs to life—no brushes, no mess. These underglaze markers let you draw, write, and decorate directly onto your bisque ware with precision and control.Perfect for both beginners and professional ceramic artists, they make surface decoration faster, cleaner, and more consistent. Marker Size: 14 cm x 1.5 cmFire temperature: Cone 1 - cone 11 (1100 C degrees-1300 C degrees) Glaze: Works best with Zinc free celadon glaze
