60% rayon 40% cotton. Made in China. Hand wash. Front button closure. Breast slip pocket. Button cuffs. Lightweight flannel fabric. RAIL-WS980. 103-559-5826. 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.