Nike Six Nations Game Shorts - Men's Which on are you? The Nike Six Nations Game Short is a high performance, lined, 100% polyester short that features a pull on design, interior drawcord, mesh front and back with contrast side insets and back yoke seam. The embroidered Swoosh lets you know that you are running with one of the top names in the game. Let them know in the Nike Six Nations Game Short. 8.5" inseam. Imported.