XL but runs small - more like a Large. Please see measurements. Linen and Lyocell breathable midi dress with a deep V-neck from Marine Layer. Vertical multicolor stripes on a black base and front button placket. Hook and eye closures at the chest. Fitted waist with back ribbon tie for a flattering shape. Lightweight, casual style. Small fading/discoloration mark low on skirt as shown in the last 2 photos. Measurements Flat Lay P2P: 20” Length: 50” Waist: 17.5” Neckline depth: 11.5” Coastal, beachy, surfer, chic, linen, natural fibers, beach, wedding guest, beach wedding, resort, vacation, resortwear, island, summer, rainbow