An all-season version of Filson's iconic shirt, the Lightweight Alaskan Guide is built for year-round comfort. Constructed of medium-weight, breathable cotton flannel and pre-washed for softness and a vintage appearance. A pleated back and relaxed fit provide a full range of motion through the shoulders. Dual expandable chest pockets are built for tools, and a back hanging loop makes it easy to display your license easily. This versatile shirt is built to hold up in the field and will last through years of wearing.