Mayco Stoneware Glazes - Firing range from Cone 6 to Cone 10. Great range of stonewares from opals and ice glazes to deep rich textures and colours in the main range. Designed to perform well in oxidation and reduction firings. Excellent control with minimum flow and movement of the glazes. Becoming the favourite glaze range of many potters Australia wide due to it's consistency and value. Non- Toxic and lead Free.