This is an authentic pair of CHRISTIAN LOUBOUTIN X X MAISON MARGIELA Patent Loubiella 100 Tabi Pumps Size 40.5 in Black. These flats are crafted patent leather in black . They feature patent leather 4.25-inch heels, a split Tabi toe, and iconic red lacquered soles. Follow this item for alerts. Christian Louboutin is a registered trademark of Christian Louboutin. FASHIONPHILE is not affiliated with Christian Louboutin.