Heat can lead to premature failure and hazardous leaks in a battery. Protect it with JEGS Battery Heat Insulator Kit. Not only is JEGS Battery Heat Insulator Kit capable of withstanding radiant temperatures of up to 2000° F but it will also absorb and neutralize battery acids. It's trim to fit design means it fits most any battery! Includes a 7" x 40" Battery Insulator and a 12" x 7" Battery Mat. Made in USA.