Shoshanna Open Back Bandeau in Blue. - size C (also in D) Shoshanna Open Back Bandeau in Blue. - size C (also in D) Face: 78% recycled nylon 22% spandexLining: 95% poly 5% spandex. Hand wash cold. Detachable halter neck strap. Banded elastic trim. Back S-hook closures. Stretch fabric. Made in USA. SHOS-WX212. 19SN7422. Classic, fun, feminine, and sexy are that Shoshanna is all about in creating her signature swimwear and coordinates. So no matter what season it may be, dive into something new.