MM6 Maison Margiela Ladies Dresses. Fashion category: Casual Dresses. SKU: S52CT0761 S25337 816. Color: Grey. MM6 Maison Margiela Grey Drop Shoulder Cotton Mini Dress. The MM6 Maison Margiela French terry dress features a rib knit round neck, self-tie fastenings at the side seams, dropped shoulders, and a signature white stitch detail at the back collar. 100% cotton.