T-shirt fire retardant antistatic 160gr/m2. compositon 50%Cotton, 39% Acrylic Modified Type-F, 10%Viscose, 1%Antistatic, Sewing thread: 100% M-Aramid. High quality produced, excellent materials that gives natural confort and it is also breathbale. ideal for workers exposed to heat and flame, electrostatic charges, and the thermal risks of an electric arc.. EN ISO 11612 (A1:B1:C1:F1); EN 1149-5; IEC 61482-2 class1