Long-sleeved polo shirt in flame-retardant fabric. 1x1 rib knit collar and cuffs. Three-button placket with concealed buttons. Reinforced neck tape. Side vents at the hem. 60% modacrylic / 37% cotton / 3% carbon fiber, single jersey, 220 g/m². Heat and flame protection. Electrostatic properties. Protection against the thermal hazards of an electric arc. CE conforms to the following standards: UNE EN ISO 13688:2013/A1:2021; UNE EN ISO 11612:2018: A1, B1, C1, F1; EN 1149-5 :2008; UNE EN 61482-1-2 : 2015: APC =1.