An adequate application of color is a must for any technique you choose. Under Reds are ideal when decorating over non-moving glazes. Simply apply three even coats of Under Red over unfired glaze. A top coating of clear glaze is not necessary when doing this technique. Avoid application of excessive amounts of Under Reds and Clear Glaze.
Layers have a tendency to flow slightly.
Fire properly to witness cone 06-05. Due to incompatibility, Transparent Matte C-300 shouldn't be used over the Under Reds. UR-90 is not suitable or recommended for food containers. Because UR-90 contains lead and cadmium, it should be kept out of the reach of children. Dimensional Glaze Product Profile 1 oz.