65% Polyester, 35% Cotton. Design: Contrast Detail. 245gsm. Fastening: Button, Pull-On. Belt Loops, Hammer Loop, Pre-Bent Knees, Reflective Piping, Zip Fly. Pockets: 2 Side Pockets, 2 Back Pockets, Flap Closure, 2 Holster Pockets, Ruler Pocket, Tool, Knee Pad Pockets. Please Note: Regular Size Can Be Extended by 5cm. Ref: UTUB840