This dress is suitable for pregnancy and postpartum breastfeeding Thickness: Thin Collar : Round Neck Length : Regular Sleeve : Sleeveless Fabric: Cotton>70% Size: From S to XXL Size S suit for bust 84-92cm Size M suit for bust 90-98cm Size L suit for bust 96-104cm Size XL suit for bust 102-108cm Size XXL suit for bust 106-114cm