Whether working in the rugged oil and gas industry or spending your day working near electrical hazards, stay safe, comfortable, and be seen in MCR Safety FR Hi-Vis work shirts The S1CL3L work shirt meets ANSI 107 Type R Class 3 Hi-Visibility standards and is made of Flame Resistant Westex Ultrasoft fabric This garment meets the NFPA 2112 Standard for Flame Resistant Garments and the NFPA 70E Standard for Electrical Safety in the Workplace It has a button up front closure, button down collar, and features bright fluorescent lime material with flame resistant silver reflective stripes All MCR Safety's FR garments are UL Certified and have a lifetime FR guarantee Be seen and be safe in dual threat applications with MCR Safety's hi-visibility FR safety gear!