Formulated with choice clays for plasticity and whiteness, as well as fireclay for body. Excellent for throwing, slab rolling and hand modeling. Contains no grog, yet features strength for throwing large pieces.?Recommended glaze firing temperature is Cone 10, firing range is Cone 5-10. At cone 10 bisque fires white in oxidation and gray in reduction, both delicately peppered with darker gray spots. 50 lb. box, moist. Talc- and gluten-free. AP Seal, non-toxic. Quantity discount not available in retail stores.