• PETIT BATEAU When your baby gets a bit bigger, envelope necks replace wrapover bodysuits. Thanks to the wide opening, it's easy to pop on over your baby's head without any squeezing! 3 short-sleeved bodysuits in Petit Bateau's iconic rib knit. Practical envelope neck with poppers between the legs. Product certified to Standard 100 by the Oeko-Tex label, guaranteeing that it is kind to skin. Made from organic cotton,