Clear glaze is a LEAD FREE powder that gets mixed with mineral oil and is used to coat the Fired On Decal Paper (item 6951). Once applied over the Fired On Decal Paper, fire at cone 018. It can also be added to china paints to create a higher luster or it can be painted over previously painted surfaces to increase the gloss. Made in USA, it's provided in 1 ounce bottles. California residents see Prop 65 Warnings