Speckled Buff Engobe fires matte ivory with brown speckles. Engobes are used to coat your clay body to your preferred finish/color and are a great base to achieve v in your glaze results. Can be applied to wet clay, greenware or soft fired, cone 04 bisque. Engobes are often used for a variety of decorative techniques, such as sgraffito and majolica. Fires matte.