The Overpant by Outback Trading is part of their Oilskin Collection.For the past 25 years, the Outback name has come to mean fine oilskin apparel. Using premium fabric and skillful craftsmanship, Outback Trading offers the best waterproof oilskin apparel to fit any lifestyle. Superior materials and workmanship, authentic styles, new ideas and rugged details all combined to assure comfort rain or shine. The Oilskin Overpants are made of12 oz. Oilskin, and are waterproof and unlined. They feature a side-button waistband with elastic in the back, side openings for pants pocket access, and gusseted leg openings for easy on and off over boots. Unisex sizing.