Materialï¼?modacrylic Rip-stop 6.4oz Colorï¼?Navy blue, grey, Dark Grey, orange Arc Ratingï¼?9.9cal/cm2 Standards UL classified NFPA 2112 - 2018 NFPA 70E PPE ASTM F1506 Descriptionï¼? Inherently aramid sewing thread Ultrasoft inherently FR fabric Two chest pockets with buttons Oil and fire resistant welding work shirt has four colors, which can be selected according to work and preferences. Secondly, it is sewn with high-quality Molyk tear-resistant fabric and fiber flame-retardant aramid thread, which is very advantageous. Its flame-retardant performance and arc-proof performance are outstanding, so this shirt is the best choice for workers.