99% Cotton, 1% Carbon Fibre. Design: Reflective, Tape, Two Tone. 330gsm. Fabric Technology: Bizflame Pro, Durable, Flame Resistant, Protection Against Contact Heat, Protection Against Convective Heat, Protection Against Radiant Heat. Anti-Static, Belt Loops, Brass Zip, Contrast Panel, High-Vis, Protection Against Molten Metal Splash, Sew-On, Triple Stitched Seam. No. of Pockets: 6. Pockets: Cargo, Ruler Pocket, Hip Pocket, Knee Pad Pockets. Conforms to Safety Standard: CE Certified, CE-CAT III, EN 1149-5, EN ISO 11611 Class 1 A1+A2, EN ISO 11612 A1+A2, B1, C1, E3, F1, EN ISO 20471 Class 2, UKCA. Waistline: Part Elasticated. Sun Rating: UPF 40+. Fastening: Zip Fly. Ref: UTPW524