99% Cotton, 1% Carbon Fibre. Fabric: Aramid, Knitted. Design: Plain. Pockets: 1 Sleeve Pocket, 2 Pockets, 1 Chest Pocket, Concealed, Pencil Opening. Neckline: Crew Neck. Sleeve-Type: Long-Sleeved, Raglan. Cuff: Ribbed. Fabric Technology: Anti-Static, Bizflame, Breathable, Durable, Flame Resistant. Sun Rating: UPF 40+. 237gsm. Conforms to Safety Standard: ASTM F1506, ASTM F1959/F1959M-14e1 ATPV 10 CAL/CM² (HAF 82.3%), CE Certified, CE-CAT III, EN 1149-5, EN ISO 11612 A1+A2, B1, C1, E2, F1, EU Standard, IEC 61482-2 IEC 61482-1-1 Elim 13 CAL/CM², NFPA 2112, NFPA 70E, UKCA. Ref: UTPW215