Filson's Mackinaw Bibs are outstanding insulation in cold, wet conditions. These heavyweight wool bibs are durable and warm. The natural insulating qualities of this 24-oz. 100% virgin Mackinaw Wool provides a combination of breathable comfort and water-repellent performance. Includes fully-gusseted side openings that accommodate bending and reaching. Lots of storage space, including 2 cargo pockets with snap-flap closure, 2 front slash pockets, and 2 back flap pockets. Suspender tabs are made of Filson's extra-sturdy Genuine Bridle leather. Sized to fit over long-johns. Order your normal pant size. Unhemmed. Made in USA.