Petit Bateau - This baby girl's long-sleeved dress is in dual material with the top in plain/striped double jersey and a plain taffeta skirt. The baby garment is distinguished by its low ruched waist and the details of its sleeves tightened at the cuffs. It has a buttoned opening on the shoulders. We love the iconic Petit Bateau st... ipes revisited in lurex for the festive season. A baby girl's dual material dress that combines chic and comfort.