Armani Exchange Down Waistcoat Jacket. Armani Exchange is the young and urban line from 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. FABRIC: 100% POLYAMIDE - PADDING: 90% WHITE DUCK DOWN, 10% WHITE DUCK FEATHER - LINING: 100% POLYAMIDE