Oklahoma City Thunder Official NBA 29 inch Long Premium Felt Pennant by Wincraft Soft, Lightweight Polyester Can Be Easily Rolled and Unfurled Later. Wrinkle Resistant and Ironable! Premium quality fan gear manufactured by American-owned WinCraft. A terrific gift idea. Material: polyester Premium quality fan gear manufactured by American-owned WinCraft. A terrific gift idea. Premium quality fan gear manufactured by American-owned WinCraft. A terrific gift idea.