7-ounce FR twill: 87% cotton/7% high-tenacity nylon/5% polyester/1% spandex - Rugged Flex durable stretch technology for ease of movement - Stand-up collar with snap closure - Two chest pockets with flaps and snap closures - Two side-entry pass through pockets with snap closures - Right-side tool and utility pocket - Two utility bands on chest - Left-chest pocket has pencil slot - Left-sleeve upper arm pocket - Adjustable cuff with snap closure - Brass zipper front with Nomex FR zipper tape and inside and outside protective flaps - Back yoke with pleats for ease of movement - Triple-stitched main seams - Elastic at waist for comfort - Brass leg zippers with Nomex FR zipper tape - Carhartt FR and NFPA 2112/CAT 2 labels sewn on left chest pocket flap - Meets the performance requirements of NFPA 70E and is UL Classified to NFPA 2112