These colors are perfect for use on bisque. They are non-toxic and are dinnerware safe when covered with a non-toxic clear glaze (clear glazes are listed in Duncan products under "Clear low fire glazes). Great for applying one to three coats to give it a look from translucency to opaque. This paint line is very popular with most painting studios because its very easy to use. More than 100 colors to choose from and they go a long way. These concepts come in a 2 oz. squeeze bottle or 8 oz. squeeze bottle. Great product line for the whole family! Concepts Underglazes for Majolica and Bisque represent a new generation in fired color. Versatility and ease of use make them ideal for both the casual ceramist and professional alike. One coat allows for translucent design work. Several coats provide solid coverage. Concepts can be used with a wide variety of decorating techniques including popular majolica. Designed for use with gl612 clear glaze or IN1001 brush-on clear glaze. Offered in a balanced palette of compatible hues for ease of color selection. Learning About Concepts® Underglazes for Majolica and Bisque Basic Instructions 1. Apply 1 coat for translucent designs. 2. Apply 3 coats for solid coverage. 3. Apply to shelf cone 04 bisque. 4. Fire to shelf cone 06. 5. Clean up with water. 6. Always refer to label instructions for proper application and usage. Tips & Techniques 1. For Majolica, apply Concepts designs over 3 coats of SN 352 White Satin. 2. For quick and easy solid coverage, try the drop 'n fill technique. Generously load a #6 or #8 round brush with Concepts and drop color onto desired area. Let dry. 3. Concepts colors mix and blend easily. Be creative and mix your own blend using two or more Concept colors. 4. Concepts works well up to cone 5-6. For high fire applications, we recommend firing a test piece because high fire clays vary. Health & Safety 1. Nontoxic and lead-free.