Boston Red Sox Fenway Park '47 Fitted Franchise - Vintage Navy - Citgo. The '47 FRANCHISE is fitted, relaxed and curved with raised embroidery on the front and flat embroidery on the back. Made from garment washed rPET cotton twill. Fabric is Blend of Cotton and Recycled Polyester, Each cap contains approximately 2 20oz bottles worth of recycled plastic, Cotton Twill Sweatband, Kelly Green under visor