47 Brand Cap Team: Boston Red Sox. Colour: dark blue. Manufacturer colour: navy. Style: Adjustable cap. Style no. : B-MVP02WBV-NYM Material: 85% polyacrylic, 15% wool. Velcro fastener. Curved shield Raised logo embroidery Adjustable size. Inner seams covered by logo tape. 47 embroidery on the side. Super fit. Moisture-absorbing sweatband