IRO Iniam Midi Dress in Blue Self: 66% viscose 34% silk Lining: viscose. Made in China. Dry clean only. Partially lined. IRX-WD280. 22WWP33INIAM. About the designer: Launched in 2002 by French brothers Laurent and Arik Britton, IRO combines vintage-inspired prints with city style. Their collection features an ever-changing color palette and styles that range from wardrobe staples, like little black jackets, to playful dresses to billowing blouses.