These Double Pointed stilts are ideal for increasing air flow during your firings, to ensure that all parts of your pot are evenly heated. Simply use these stilts to prop up greenware or bisqued pots inside the kiln. These stilts do not have metal points and should only be used on glaze-free surfaces. They are made from durable stoneware and can withstand repeated firings. Maximum firing temperature is Cone 10 (2400 F). Measures 2.75" point to point. 12 stilts.