100% Polyester. Fabric: Softshell, Stretch. Waterproof Rating: 10000mm. 5000g/m²/24hrs. Pockets: 2 Side Pockets, Zip. Belt Loops. Lining: Bonded Fleece, Soft. Fabric Technology: Breathable, Lightweight, Waterproof. Fastening: Button, Zip Fly. Sustainability: Made from Recycled Materials. Fit: Shaped. Design: Plain. UK size :20 UK. Other sizes available include 12 UK, 16 UK.