chiazllta 4 Pack Mini Kiln Post 5" Tall x 1" Wide Rectangle Kiln Posts High Alumina Shelf Square Ceramic Shelf Supports for High Temperature Kilns Furniture for Pottery at Home Sturdy Firing Posts

["Kiln Post Package: 4 square kiln shelf made of highly durable materials, they are reusable without performance degradation, remaining stable and reliable over long term use. It's a good choice for both amateur ceramic enthusiasts and professionals","Mini Kiln Posts: these 5 x 1 inch kiln posts are a convenient size, easily lifting various ceramic kiln molds. Their compact design ensures a good fit with the clay kiln, maximizing kiln space and allowing for the firing of more pieces at once","Heat Resistance: designed to safely fire up to 2380°f, these kiln posts are built to withstand incredibly high temperatures, Its robust structure resists deformation, ensuring the integrity of the kiln shelf during high-temperature firing","Uniform Heat Conduction: using these pottery kiln posts to elevate your ceramic kiln molds ensures even heat distribution within the kiln, creating a uniform thermal environment, preventing localized overheating, and ensuring consistently high-quality products with every firing","Improved Air Circulation: these small kiln pillars not only effectively elevate the artwork but also optimize air circulation within the kiln, reducing firing defects such as bubbles and cracks, resulting in a smoother, more refined surface and an enhanced texture"]