Wolverine FR Flame Resistant Traditional Fit Stretch Denim Jeans. Engineered for safety and comfort, these work pants meet NFPA 70E, NFPA 2112, and ASTM F1506 standards with an HRC 2 / ATPV 13 rating. Crafted from 10.5 oz. durable stretch denim, they sit at the natural waist and feature a wide leg opening designed to fit easily over boots. The dark wash denim includes classic five-pocket styling with reinforced stitching and visible FR labeling on the rear pocket for quick compliance identification. Ideal for industrial work environments requiring thermal protection.