Rails Ashlyn Midi Dress in White. - size L (also in S) Rails Ashlyn Midi Dress in White. - size L (also in S) Cotton blend. Partially lined. Pull-on styling. Smocked waist. Front keyhole with tie closure. RAIL-WD145. 200-190-1829. 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.