. The Margaux dress is effortless, a la Brigitte Bardot strolling the French Riviera: tousled, tan, and beaming a big white smile. A cotton dress of fresh, timeless simplicity with smocking and a ruffled shoulder.The fabric is made from 100% of the finest quality cotton and brushed for added softness making this dress feel absolutely luxurious, getting cozier after each wash. 100% cotton. Machine wash.