The most comfortable, highest attenuating ear muff available! Howard Leight’s new LEIGHTNING (NRR 31) earmuff blows the competition away with an NRR 31—the highest available in the industry—and unsurpassed comfort. Weighing only ten ounces, the LEIGHTNING is light-weight, heavy duty hearing protection. The LEIGHTNING 31 features special, high-density, slow-recovery foam ear cushions that contour to the ear. The independently flexible wire headband and adjustable cups provide a custom fit for any size or shape head. And, the wide, extra-long padded headband and its two-point suspension offer easy adjustment for a personalized fit. Available in jet black.