Silk blend. Dry clean only. Hook and bar front closure. Side slit pockets. Waist tie accent. Shorts measure approx 13″ in length. RAIL-WF10. 900 204 200. 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.