Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Fleece Baseball Jacket - Drawing inspiration from vintage collegiate styles, this classic baseball jacket is crafted from washed cotton-blend fleece and features striped accents. Striped rib-knit baseball collar. Applied snapped placket. Long sleeves with striped rib-knit cuffs. Soutache stripe down each sleeve. Welt pocket with contrasting trim at each hip. Striped rib-knit hem. 84% cotton. 16% polyester. Machine washable. Imported.