Glassy crystals in this glaze produce lush, organic, and earthy hues. This high performance, opaque glaze, gives the artist a wide variety of options in one product as application, firing temperature and shape will influence the outcome. It is ideal for achieving a high fire look at low fire temperatures. Crystals are easy to apply and spread out during firing to give a burst of color for a truly unusual appearance. Glaze is non-toxic and safe for artists of all ages. Freeze/Thaw stable.