SD00210 Stoneware Matte Clear DryMayco Stoneware glaze in 10 lb bag. Cone 6 oxidation (larger image): Maycos Matte Clear is a reliable, food safe, soft matte clear glaze. Cone 10 reduction (smaller image): Finish develops a slight gloss. TIP: Thicker applications will build opacity. Dry formulas are added to water and used in buckets for dipping or pouring techniques. Many functional potters prefer dipping to painting for even coverage. The colors and formulas are identical in dry