Dielectric Earmuffs Are Non-Conductive To Prevent Build-Up Of Static Electricity.
Thunder Earmuffs with extra-long padded headband offer a comfortable fit. Rated NRR 30 when tested to ANSI standard S3.19. Oversized vinyl cushions help distribute pressure evenly around the outer ear for maximum user comfort. Replaceable and washable soft foam ear cushions are used for extended use. Folding design for easy storage. EPA compliant.