Tyndale Men's FRC Classic Short Sleeve Work Shirt FR Cotton Blend Made in USA 7oz Amtex FR 88% Cotton 12% Nylon Twill; True-to-size fit Single needle stitched with long tails; Button-down front and button down collar Two front pockets with button flaps and adjustable two-button cuffs; Flash fire rated Exterior Tyndale FR, arc rating, and HRC labels; Made in USA by Tyndale Arc Rating: 8.6 / HRC: 2