The non-flowing characteristics are great for almost any decorative technique. Apply three coats to fired Cone 04 bisque. Maintains a tough, durable and craze-resistant surface when properly fired to Cone 05, but can be used for high fire applications up to Cone 6. With easy cleanup, this glaze is ideal for use in the classroom, studio and other institutions. Food safe and lead-free. Pint jar. Purple. AP Seal, non-toxic.