Loulou Dressmeet the loulou dress in white and black from XIRENA. out of office. loulou is new this season in our classic lightweight woven cotton poplin for a lived in look and feel. this mini shirtdress features a spread collar, partial button front, long sleeves, left chest pocket, tucked waist with an elastic back, and a fully lined a line skirt. fabric: cotton poplin 100% cotton care: machine wash cold, gentle cycle, lay flat to dry fit: true to size model: