Product Details
The Drifire FR Control Long Underwear is designed to enhance wearer comfort in varying temperatures through its lightweight, breathable fabric, which provides heat stress reduction and exceptional moisture-wicking and drying capabilities. This inherently flame-resistant (FR) stretch fabric proactively regulates skin temperature within +/- 3 degrees and significantly reduces perspiration by up to 34%. Key features include an Arc Rating of 4 cal/cm², Category 1 certification, and a fabric weight of 5.5 oz. FR Control 2.0™. The garment also incorporates odor control technology, ensuring both comfort and hygiene. Importantly, the FR protection is built to last and will not wash or wear out over time. Compliance with industry standards is assured through adherence to NFPA 70E, CSA Z462, ASTM F1506, and OSHA 1910.269. The product dimensions and specifications support a better fit, and it is proudly made in the USA. The warranty information terms provide assurance of its quality and durability.








