Petit Ami Unisex White Smocked Newborn Sacque and Hat Set NWT Newborn Sweet and simplewhite unisex smocked long sleeve sacque, with gathered hemline. Pearlized front button closure. Matching hat included. Easy care, washable poly/cotton. Peter pan collar. One size fits newborn to 3 months. Front pearlized buttons, for easy dressing. Gathered bottom. Matching hat included. Washable poly/cotton. Sizing help in photos.