Patagonia's Lightweight Insulated Fjord Flannel Shirt pairs a brushed-cotton flannel exterior with lightweight Thermogreen insulation for a warm, shirt-jacket layer suited to cool conditions. Key attributes: Green | Old growth green | Cotton | 80-g Thermogreen insulation | Durable water-repellent (DWR) finish | Lightweight insulated warmth | Two chest pockets with button-closure flaps | Two side-entry handwarmer pockets | Full-length button-front placket | Adjustable button cuffs | Pointed collar | Shirttail hem | Brushed flannel exterior | Quilted lining | Dimensions & fit: Regular fit | Model is 1.90 m and wears size M | Composition & care: 100% cotton (body) | 100% polyester (lining) | 80-g Thermogreen polyester (insulation) | Machine wash cold. Do not bleach. Tumble dry low. Do not iron.