Magid Glove & Safety SHK88-2XL Magid Arc-Rated 7 oz. FR 88/12 Long-Sleeve Work Shirt, 4, Khaki, XXL NFPA 70E HRC 2 compliant (8.3 cal/cm), ASTM F1506-02A and ASTM F1959M/F1959M-99 safety standards Lightweight 7 oz./Yd2 88 percent cotton /12 percent nylon twill fabric offers comfort and breathability; garment will hold shape and color after repeated washings Arc flash & electrician clothing