Made of 11.75 oz. mid-weight, flame-resistant, 100% cotton denim. Pants sit slightly below the waist with a full seat and thigh. Features arc-resistant, high-tension snap closure at the waist, brass zipper fly with Nomex® zipper tape and 19" leg openings to fit over work boots. Designed with multiple utility pockets. Arc rating: 16 cal/cm², CAT2. Meets NFPA 70E standards and is UL® Classified to NFPA 2112.