Carhartt Mens 104138 Flame-Resistant Force Lightweight Long Sleeve Shirt - Gray 3X-Large Regular

4.7-ounce FR Twill: 50% Lenzing FR/38% aramid/10% polyaminde/2% anti-stat - Loose Fit (formerly known as Original Fit) - Loose and Original labeling is a change in name only sizing/fit does not differ. Stock may vary in labeling. - Moisture wicking and quick drying performance - Button-down collar with button closure - FR melamine plackets with two-button adjustable cuffs - Triple-stitched main seams - Carhartt FR label sewn on left pocket; NFPA 2112/CAT 2 label sewn on sleeve pocket - Meets the performance requirements of NFPA 70E/ASTM F1506 and is UL Classified to NFPA 2112 - CAT 2 - ATPV (CAL/CM2) - 8.6