All colors in this class pack are LEAD FREE and AP Non-Toxic. Lesson plan Celestial Tiles is easy, colorful and uses our Crystaltex glazes! CTL-3 Lava, CTL-23 Moody Blue, CTL-31 Brown Earth, CTL-36 Ginger Bread, CTL-46 Ultramarine Jewel, CTL-48 Sun and Sea, CTL-49 Azurite, CTL-54 Firecracker, CTL-67 Summer Mango, CTL-69 Sassy Saffron, CTL-70 Magnolia Jewel, and CTL-71 Purple Blaze. AMACO?? reserves the right to substitute a glaze or underglaze of similar color and equal or greater value when necessary and without prior notice.