Heatshield Products 177004 HP Header Armor 18" x 24" x 1/4" Thick Reduce underhood temperatures up to 40 percent, keeping you cool with the easiest to install and longest lasting heatshield blanket available for your headers Easily trims and wraps around headers, Turbo manifold, Exhaust manifold and Gen-Sets; Product is long lasting and abrasion resistant, with a chemical-blocking aluminum layer Withstands a continuous 1,800 degrees Fahrenheit and 2,200 degrees intermittent Dimensions: 1/4" thick x 18" x 24" Made in USA