Soft Fabric Pull On closure Features: floral embroidery, adjustable straps, lace, mesh Fabric has some stretch,and it's soft and comfortable Occasion: honey moon night,wedding night,underwear,nightwear and so on. Underbust: (Small) 26.0 inch; (Medium) 27.6 inch; (Large) 29.1 inch; (X-Large) 30.7 inch Please refer to size measurement in the last item picture before ordering