COS Voluminous Poplin Dress In Blue White Striped. Color: Blue & White Striped Cut for a voluminous A-line silhouette, this dress is crafted from cotton in a poplin finish. It is designed for a relaxed fit and is elevated with a grandad collar, puff sleeves and concealed buttoned half-placket for a contemporary feel. Dropped shoulders Long sleeves Curved hem 100% Cotton Machine washable Size 12 Excellent condition, no flaws