The NKE Men's FR Shield Work Button-Down Shirt delivers dependable flame-resistant performance, mobility, and everyday utility in a durable work shirt built for demanding jobsite wear. Built with 6.5 oz. 100% Cotton Ripstop, this piece is designed to hold up through long shifts while maintaining comfort and range of motion. Key details include Classic button-down design for a professional look, Enhanced mobility for a greater range of motion, and Comfortable fit for all-day ease and flexibility. It is compliant with NFPA 70E, UL certified to NFPA 2112, and arc rating of 9.5 cal/cm².