AS THE BABY GROWS BIGGER, THE WRAP BODY BECOMES AN AMERICAN NECKLINE BODY. THANKS TO THE WIDE OPENING IT IS EASY TO DRESS BABY BY THE HEAD WITHOUT WRINGING!2 short-sleeved bodies in ribbed fabric, the emblematic Petit Bateau material.Very handy American neckline and press stud closure between the legs.Also available with long sleeves.Item 1: 100% CottonThis product has the Oeko-Tex ® Standard 100 label, CQ 746/3, IFTH, which guarantees skin friendliness