Boston Red Sox Youth New Era 25 City Connect Onfield 9Fifty - Green.  The 9FIFTY is New Era’s classic snapback style, with the same shape as the 59FIFTY but an open back and an adjustable snapback closure, Embroidered graphics with raised details, Six panel construction with eyelets, One size fits most, Material: 100% Polyester, Wipe clean with a damp cloth, Flat bill with ability to curve, Snapback, High Crown, Structured fit