White Matte SO

White Matte SOWhite Matte SOAll glazes conform to ASTM-D-4236 standards and are NON-TOXIC and LEAD-FREE. Glazes can be used on most stoneware and porcelain cone 5-6 clays. Apply to bisque ware. Testing is recommended to assure fit with the intended clay body. HF glazes come ready for brushing; thin with water for dipping - Semi-Opaque