99% Cotton, 1% Carbon Fibre. Design: Plain. 330gsm. Fabric Technology: Bizflame Pro, Durable, Protection Against Contact Heat, Protection Against Convective Heat, Protection Against Radiant Heat. Brass Zip, Protection Against Molten Metal Splash, Radio Loop, Sew-On, Twin-Needle Seams. Neckline: Collared. Cuff: Hook And Loop Strap. Sleeve-Type: Long-Sleeved. Pockets: 2 Lower Pockets, 1 Chest Pocket, 1 Mobile Phone Pocket. Fastening: Concealed, Stud, Zip. 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, EU Standard, UKCA. Strong. Sun Rating: UPF 40+. S: 38 in. M: 41 in. L: 44 in. XL: 48 in. XXL: 52 in. 3XL: 55 in. Ref: UTPW1089