Durable and added stretch, our Men's Core Stretch Full-Zip Midlayer is the perfect work layer. Featuring polyester fabric with added stretch, the men's work top will keep you agile whilst providing long-lasting wear. Ideal for the builders' yard or the warehouse. The full-zip design creates an easy-wear piece. Full zip design. Quick drying. Stretch fit. Fabric made from at least 95% recycled materials. 95% polyester, 5% elastane.