FireZero Oil & Gas Safety Supply FR Crewneck Shirt Grey Red Size XL 0187 FireZero by Oil & Gas Safety Supply Flame Resistant Long Sleeve Crewneck Work Shirt. Features a heather gray body with breathable black contrast side panels accented by heavy-duty red flatlock safety stitching. Designed specifically for utility, electrical, petrochemical, or welding protection. • Brand: Oil & Gas Safety Supply / FireZero • Model: FZ-IT • Size: Men's XL • Material: 100% FR Cotton Interlock Knit • Safety Ratings: Fully compliant with NFPA 2112-2018 & NFPA 2113 certifications for industrial flash fire protection • Certified by UL. • Features: Extended tail with side vents to stay securely tucked while bending • Ribbed neckline. • Condition: Pre-owned, excellent shape with no holes, tears, or major defects. 0187