Product Details
The Drifire FR Control Long Underwear is designed for optimal temperature regulation, providing comfort in both hot and cool conditions through its lightweight breathable fabric. This inherently flame-resistant garment features a 4 Cal/cm² arc rating and is classified as Category 1. Made from 5.5 oz. FR Control 2.0™ fabric, it proactively regulates skin temperature within +/- 3 degrees and reduces perspiration by up to 34%, enhancing comfort and performance. Additional features include heat stress reduction, odor control technology, and a superior moisture-wicking and drying rate. The garment is engineered to maintain its flame-resistant properties over time, ensuring long-lasting protection. It is compliant with NFPA 70E, CSA Z462, ASTM F1506, and OSHA 1910.269 standards, and is made in the USA.








