65% Polyester, 35% Cotton. Fabric: Double Layer, Kingsmill. Design: Plain. 245gsm. Fabric Technology: Durable. Belt Loops, Reinforced Knee, Reinforced Seams, Woven Label. Pockets: Back, Cargo, Knee Pad, Front Pocket, Side Pocket, Zip. No. of Pockets: 11. High Performance. Sun Rating: UPF 40+. Ref: UTPW698