Tyndale Men's FRC FRMC Interlock Long Sleeve T-Shirt FRMC? Made in USA 6.5 FRMC Interlock; INHERENTLY FLAME RESISTANT FABRIC Rib knit collar and cuffs; Generously cut Left chest pocket; Flash fire rated Exterior Tyndale FR, arc rating, and HRC labels; Orange does not meet ANSI 107 standard for visibility Made in the USA by Tyndale; Arc Rating: EBT: 8.7Ebt/ HRC: 2