Brooks Rock N Roll Montreal Official Race Jacket Mens Fern/Black Windproof and water-resistant fabric dry and comfy while underarm stretch woven fabric gives more range of motion. Full front zip with inner storm guard and chafe-free zipper garage. Flatlock seam construction protects against chafing Semi-Fitted: Contours to the body Soft, four-way stretch fabric with moisture-wicking properties for comfort on the go