MWT LEONISA Posture Corrector Wire-Free Bra. 34B Posture correcting wire-free bra Maintain your shape with double-layer molded cups Power mesh banded back lends additional support Cushioned straps are back adjustable with hook & eye Convenient front-close with 2 column, 7 row hook & eye Brushed elastic underband lays comfortably on body Smooth, stretch mesh and microfiber Style Number 11473 Content Body: 90% Polyamide, 10% Elastane. NWD4