MACKINAW WOOL VESTOur Mackinaw Wool Vest, universally trusted by ranchers, loggers and all manner of sportsmen, has proven itself to be as versatile, functional and practical as any product weve ever manufactured. Theres a very good reason its been a cornerstone in the Filson product line for more than half a centuryit performs admirably in countless situations out of doors, or in. This pillar of our product line provides warmth with minimal bulk, while maintaining