5.5 oz Lightweight FR Work Shirt - 5608D

Lightweight FR Protection That Lasts: Constructed from 5.5oz FR-treated cotton knit, with FR buttons and FR threads. Clearly labeled with UL-certified FR tags on sleeves and hem. Comes with a fabric swatch inside the package for customers to test. Prewashed for Comfort, Built to Fit: Prewashed and preshrunk for a soft, comfortable feel. Wrinkle-resistant and designed with a relaxed big & tall fit. Certified Safety You Can Trust: Meets NFPA2112, NFPA70E, ASTM F1506, and CAT2 standards. ATPV rating of 8.2 cal/cm² ensures excellent arc flash and flash fire protection. Built for Industrial Demands: Ideal for welders, electricians, fitters, and construction workers. Durable stitching, reinforced pockets, and functional details help you stay productive on any job site. Wash After Wash, Still FR Safe: Maintains flame-resistant performance for up to 100 washes. Keeps you protected through repeated use.