Smart+Sexy Women's Lace Convertible Strapless Bra # SA158 bras closure Can be worn 3 ways: traditional, strapless or crisscross Lightly lined cups for support and shaping, not added size Adjustable straps Rear hook-and-eye closures for personalized fit, Coordinates with Smart and Sexy Thong SA154. Fabric Content: Front: 94% Nylon 6% Spandex Back: 90% Nylon 10% spandex