Teacher's Choice glazes are non-flowing, so they are great for decorating. Glossy finish is the same bright color after firing as it is in the bottle. Completely mixable for creating an infinite number of shades. Great for use with AMACO's Teacher's Palette colors. Apply to bisque and fire to Cone 05. Lead-free. Food safe when fired to recommended temperatures. Gallon jug. Black. AP Seal, non-toxic.