65% Polyester, 35% Cotton. Trim: Reflective. 270gsm. Design: Plain. Fastening: Adjustable Tear Release Closure, Button. Fit: Comfort. Articulated Knee, Belt Loops, Breathable, Draught Protection, Hammer Loop, Hardwearing, Twin Needle Stitch, Twin-Needle Seams, Zip Fly. Fabric Technology: Durable. Pockets: 2 Side Pockets, Knee Pad Pockets, Ruler Pocket, 1 Patch Pocket. Durable, Hardwearing, Windproof. Ref: UTBC4911