The DriFire Hi-Vis Long Sleeve Button Down Shirt is a 6.5 oz. Westex DH FR shirt rated 8.9 cal/cm2 (CAT 2), built for workers who need breathable, high-visibility protection in moisture-exposed conditions. The Fluorescent Yellow body has reflective striping over the shoulders and across the sleeves and torso, with long sleeves and a full button-front closure. The 6.5 oz. Westex DH fabric helps keep the wearer cooler, drier, and more comfortable during moisture exposure. Two flap chest pockets provide on-shirt storage, and the button-down collar and cuffed sleeves complete the work-shirt construction. The shirt is compliant with NFPA 2112 (Standard on Flame-Resistant Clothing for Protection of Industrial Personnel Against Short-Duration Thermal Exposures from Fire) and NFPA 70E (Standard for Electrical Safety in the Workplace), and it is UL certified. Its standards profile also include ASTM F1506 and ANSI 107. Follow the garment care label. Properly cared for, this garment maintains its flame-resistant properties for the useful life of the garment.