This is an authentic Hermès Clou de Selle dress in black cotton. The classic shirt dress features a collared neckline, button-front closure, three-quarter length sleeves that can be rolled, and a belted waist with a silver-toned buckle that cinches the A-line silhouette. Complete with its original belt, garment cover, and hanger, this timeless piece exemplifies Hermès' refined approach to everyday luxury.