Regular fit Ribbed crewneck Front and sleeves: 100% polyester (recycled) Back panel: 100% polyester (recycled) AEROREADY Roaring Back In Red. This Adidas Chicago Fire Authentic Jersey Sees The Return Of Familiar Home Colors. Another Popular Feature, That White Chest Bar Includes A Pair Of Light Blue Stripes That Pay Tribute To Chicago's Flag. Soft Interlock Fabric And Moisture-Managing Aeroready Keep Fans Comfortable As The Football Action Heats Up. A Woven Club Crest And Por Siempre Rojo Signoff Complete The Look.