Heirloom Blue & White Train Embroidered Bubble – Petit Ami NB/3M 💙Heirloom charm, but make it baby-boy perfect. 💙 Classic blue and white bubble with the most delicate train embroidery—timeless, polished, and just the right amount of precious. This is the kind of piece that gets passed down… if you can part with it. Brand Petit Ami Size 3M 55% Cotton / 45% Polyester Sweet, classic, and just a little bit fancy—exactly how a baby boy should show up.