HIGH TEMP FELT PLUMBERS PAD: BLACK, 12" X 12" X 1/8" THICK 12 x 12 Inches (30cm 30cm), 16oz./sq. yd. Felt made of tear resistant Carbon Fiber called PAN Temperature resistance of 1800 degrees Fahrenheit (982 deg. Celsius) The blanket will not ignite, char or shrink. Pliable and soft material that is scratch free