Motif Silk Pocket Square Eton Black Mesh Silk Pocket Square Aristocrats Bows N Ties Black Pocket Square Eton Yellow Silk Pocket Square. Our classic black silk twill pocket square is designed to add a touch of sophistication to any formal attire. Made from luxurious silk twill fabric, this pocket square features a unique series of lines that gradually fan out in different directions, creating a mesmerizing visual effect that sets it apart from the rest.