This popular pair of Carhartt FR canvas jeans are protective, durable, and comfortable. With an arc rating of 12.1 cal/cm², your safety is a priority, and with 8.5 oz. of FR canvas, your comfort is key. These flame resistant pants feature a cell phone and multiple utility pocket, a hammer loop, and is loose in the seat and thigh for a comfortable fit. Lastly, the leg openings fit easily over most work boots.