60% Modacrylic, 39% Cotton, 1% Carbon Fibre. Fabric: Modaflame. Design: Contrast, Reflective, Tape. 280gsm. Fabric Technology: Durable, Flame Resistant, Protection Against Contact Heat, Protection Against Convective Heat, Protection Against Radiant Heat. Belt Loops, Brass Zip, High-Vis, Triple Stitched Seam. No. of Pockets: 9. Pockets: Ruler Pocket, Back, Knee Pad Pockets, Concealed, Mobile Phone. Conforms to Safety Standard: ASTM F1959/F1959M-12 ATPV=8.4 Cal/CM2 (HAF=75.8%), CE Certified, CE-CAT III, EN 1149-5, EN 13034 Type PB [6], EN ISO 11611 Class 1 A1+A2, EN ISO 11612 A1+A2, B1, C1, F1, EN ISO 20471 Class 1, IEC 61482-2 IEC 61482-1-1 Elim 6.4 CAL/CM², IEC 61482-2 IEC 61482-1-2 APC 1, UKCA. Waistline: Elasticated. Sun Rating: UPF 40+. Fastening: Zip Fly. Ref: UTPW1501