Add a touch of Sox pride to your closet and make a statement with the New Era White Sox 950 A Frame 05 World Series Curve Cap. Crafted with lightweight, woven polyester fabric, this 950 Frame Curve cap offers breathable comfort and durability, making it perfect for all-day wear. Step up your game-day gear and pay tribute to the champions with the New Era White Sox 950 A Frame 05 World Series Curve Cap. 100% polyester, woven.