Armani Exchange Pullover Shirt. Armani Exchange is the young and urban line of the iconic Giorgio Armani brand, combining modern design, comfort, and attitude. Inspired by a cosmopolitan spirit, it offers versatile pieces that translate the latest fashion trends with a sophisticated touch. Main Fabric: Cotton 53% Viscose 42% Silk 5% - Collar Fabric: Cotton 51% Viscose 41% Silk 5% Polyamide 2% Elastane 1% - Rib Details: Cotton 48% Viscose 38% Polyamide 9% Silk 4% Elastane 1%