DRIFIRE Tecgen Select Women's FR work shirt. Constructed with 5.5 oz. Opf blend. Features: lightweight breathable fabric; two chest pockets with button closure; pencil slot in front pocket; seven button front closure; adjustable button cuff; Feminine silhouette; moisture wicking; inherently flame resistant. Arc rating= 8 cal/cm². NFPA 70E-2015 compliant & UL certified to NFPA 2112.