Lace underwire cups Strappy harness neckline with s-hook closure Adjustable shoulder and back strap Thong-cut back with snap closure Materials: Lace: 90% Nylon, 10% Spandex Microfiber: 92% Polyester, 8% Spandex Sizing Info: 3X/4X Size: 18-22 Bust: 46in.-49in. Hips: 49in.-52in.