Spyder's storied CORE sweater material fashioned in button-up shirt form?the Spyder Men's Railbreak Mid Weight Core Sweater is a wearable winner for anyone living the mountain lifestyle.Polyester midweight sweater fleece body is bonded to anti-pill fleece. Spun m?lange taffeta bonded to fleece and Spylon+? DWR. Core sweater shirt with woven m?lange piecing at shoulder, yoke and elbows. Spylon+? DWR finish retains 80% effectiveness even after 50 washings, guards against water and oil-based stains. Snap center front placket and cuff closures. Traditional shirt style collar with collar stand. Snap closure chest pockets. Spyder embroidered logos. Center back length: 28 inches.