Boston Red Sox 47 3/4 Sleeve Baseball T-Shirt - Arch - White/Red. This classic baseball raglan is perfect for the game, some pick-up baseball or some baseball style any day. '47 Franklin Raglan Tee is made from lightweight 80% cotton and 20% polyester, has 3/4 length sleeves, with a special garment wash process for a lived-in look and feel. This style features a distressed graphic on the chest, and soft, muted colors for a vintage aesthetic.