Our exclusive Vanishing Back bra is re engineered with better back and side smoothing technology for a completely smooth silhouette. Why be undermined by your underwear? Smooth underwire cups. 3-zone panel innovations provide stronger hold where you need it and stretch in the right places for maximum smoothing with comfort. Nothing-to-see-here seamless edges eliminate bra-caused bumps and lines. Slimmer stay-put straps adjust in the front, so you dont have to take your bra off to customize your fit. Padded hook-and-eye closure. 78% Nylon, 22% Spandex. Hand wash, cold. Imported. Risk-free shipping and returns on full-price bras.Pat. Reg. 10.660.375. All rights reserved. Need help calculating your bra size? Try our bra fit guide or visit a Soma bra store near you for an expert bra fitting.