Wacoal Women's Purity Classic Underwire Bra 33% Polyester, 24% Cotton, 23% Nylon, 12% Modal, 8% Spandex Imported Hand Wash Elastic support at neckline and underarm maintains shape and gives ease of fit Flat over bust seaming Fully adjustable decorative stretch strap with soft plush back Cotton under-band and back with hidden stitching for a clean finish