Measuring 3-3/4 inches between the outside points and 3/4 inches high to the tip of the pins, this 12 pin triangular stilt has a maximum firing temperature of 2025 degrees F. It is an essential kiln accessory for ceramic and pottery hobbyists and professionals, schools, institutions, and paint-your-own pottery shops that fire glazed ware. The metal points are sharp and leave almost no mark on the bottom of your ware.