6oz. Modacrylic/Cotton/Aramid blendRipstop material provides added durability and tear resistanceARC Rating: ATPV 9 cal/cm22 chest pockets with buttoned flap closure and pencil slotsRadial loops on both shouldersBar-tacked at all stress pointsAramid high-tenacity FR threadMelamine FR buttons, front closure, collar, cuffs and pocketsDual-certified to NFPA 70E (ASTM F1506) and NFPA 2112-2023 standardsUL Certified garmentOEKO-TEX Standard 100ISO 11612, ISO 1149-32% Antistatic