Self: 52% cotton 46% modal 2% spandex Pocket Lining: 100% cotton. Made in China. Machine wash. Elastic drawstring waist. Side seam pockets. Back welt pockets. 16 at the knee narrows to 14 at the leg opening. RAIL-MP5. RM-657-935A-1933. 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.