Rails Whitney Button Down Top in Brown. - size S (also in XS) Rails Whitney Button Down Top in Brown. - size S (also in XS) 55% linen 45% rayon. Hand wash cold. Front button closure. Breast pocket. Cuffed sleeves. Side hem slits. Imported. RAIL-WS748. 200-401-2025. Launched in 2006, Rails is a unique brand of fashion fusing California comfort activewear with European styling. High quality fabrics, narrow cuts, and unique lines; this collection is influenced by international travel and metropolitan lifestyle.