The FR421 Work Pants FR421NAR34 by Portwest LLC are essential for safety in hazardous work environments. Made from high-quality, flame-resistant fabric, these pants provide superior protection against heat and flames. They feature reinforced knees for added durability and a comfortable fit, available in various sizes to accommodate all workers. Complying with industry standards for flame resistance, these pants are ideal for use in electrical and oil industries. The FR421 Work Pants combine functionality with style, ensuring workers look professional while staying safe.