A concentrated clay based pigment, packaged in a 1 oz squeeze bottle featuring a metal writer tip. The metal tip allows for precise application for creating designs, outlining shapes or patterns, creating stripes, dots, squiggles, or words. It can be applies directly on clay, bisque or over other glazes. Designer Liner fires to a matte finish, however a clear or transparent glaze will give it a gloss finish. Will fire from cone 06 to cone 6. Non-Toxic and food safe.