Self 1: 59% nylon, 37% cotton, 4% spandexSelf 2 & Lining: 100% polyester Machine wash Hidden back zipper closure Adjustable shoulder straps Boned design with contrast trim at neckline Crepe fabric Made in China Our Style No. JSIM-WS517 Manufacturer Style No. 425-2143-S Model is wearing size 2. of this item.