Proenza Schouler Riley Dress in Steel - Baby Blue. Size 2 (also in ). Self 1: 100% polyamide Self 2: 100% polyester. Made in Poland. Spot clean only. Unlined. Pull-on styling. Elastic-stretch at waist. Garment is intentionally sheer, undergarments will show through. PROE-WD136. R2423010. About the designer: Proenza Schouler is a New York based womenswear and accessories brand founded in 2002 by designers Jack McCollough and Lazaro Hernandez. The label defines itself through a fusion of craftsmanship, attention to detail, and a sense of refined ease. Drawing inspiration from contemporary art and youth culture, the designers place an emphasis on precise tailoring and the use of custom developed fabrics.