Jungle Gems Crystal Glazes,Mayco Jungle Gems and Crystalites have merged,creating the largest,most stunning crystal glaze assortment available. Jungle Gems contain small pieces of glass frit that transform into splashes of color and patterns when fired. Pint bottles. Cone 06/05; can be fired to higher temperatures.,Ceramic and Pottery Glazes,Ceramic and Pottery Glazes Classroom Packs,Ceramics and Sculpture,Ceramics and Sculpture Classroom Packs,Classroom Packs,Kids’ Art Supplies and More,Low-Fire Glazes,Low-Fire Glazes and Effects,Mayco Lead-Free Jungle Gems Crystal Glazes and Sets,Smoke and Fire,16 oz (473 ml)