PATENTED VENT DESIGN: Featuring an innovative patented vent system actively expelling hot air, ensuring industry-leading comfort and increased productivity even in demanding conditions. DUAL HAZARD PROTECTION: Crafted from 5.5 oz Westex DH Air fabric, providing inherent flame resistance that won’t wash or wear out, offering exceptional defense against arc flash and flash fire with an impressive CAT 2 Arc Rating of 9.1 cal/cm160 ENHANCED MOBILITY AND COMFORT: The covered back mesh panel not only wicks away sweat but also enhances flexibility, keeping you cool, dry, and agile while on the job. STAY COMPLIANT: Meeting safety standars set by NFPA 70E, NFPA 2112, CSA Z462, ASTM F1506, and OSHA 1910.269, this garment ensures compliance while providing reliable protection against various workplace hazards. FUNCTIONAL DESIGN: Made from 5.5 oz Westex DH Air this work shirt features a button-down collar and two front chest pockets with flaps and button closures, the lightweight, breathable garment is practical without compromising safety or comfort.