Stay stylish and warm with the Patagonia Lightweight Insulated Fjord Flannel Shirt for men. This classic shirt features Thermogreen™ polyester padding for lightweight warmth and breathability. Perfect for layering or wearing as a light jacket, it offers comfort and durability with a timeless design. Made from soft brushed cotton flannel and produced in Fair Trade Certified™ facilities, this shirt combines function and heritage-inspired style.