Fibrillated football Grass inali m'badwo woyamba wa udzu wa mpira womwe umagwiritsidwa ntchito popangira mpira ndipo pamene ukadaulo ukupitilira, udzu wa mpira wa monofilament tsopano ukugwiritsidwa ntchito pa mabwalo ambiri, ndipo pali mkangano wopitilira wokhudza chomwe chili chabwino pa njira ziwiri zopangira.