The Patagonia Men's Insulated Organic Cotton Midweight Fjord Flannel Shirt is a rugged and versatile flannel built for cold-weather adventures. Crafted from 100% organic cotton yarn-dyed flannel, it is lined with recycled polyester twill and insulated with Thermogreen recycled polyester for lightweight warmth without bulk. The full-length button-front placket lets you adjust ventilation as conditions change, while flapped chest pockets and side-entry handwarmer pockets provide secure storage and cozy shelter for your hands. With a straight hem and classic styling, this flannel transitions seamlessly from the trail to casual everyday wear. Made in a Fair Trade Certified factory, it combines performance, sustainability, and comfort for outdoor enthusiasts and urban explorers alike.