CM-Ceramics 24" X 12" X 1" 2400 F Ceramic Fiber Insulation 8 Pound Morgan Ceramics with CM-Ceramics Knife. Includes Product Data Sheets and Safety Instructions. Product Bundle. Made in the USA Ceramic Morgan Ceramics: 2400 F Tough, Dense 8# Material High Temp Insulation Economical 2 square feet size 24" x 12" x 1" Made in the USA CM-Ceramics (Reg. U.S. Pat. & TM. Off) Ergo Save-Your-Blade Knife Included Perfect insulation for home foundries, forges, kilns, blacksmiths, knife making, glass bead making & many more