Leonisa 011473 Posture Corrector Back Support Wireless Bra Black 40D Surround yourself with support and keep your posture in check - all without wires. The front closure on this full coverage bra makes it convenient for new moms to nurse. Also great for post-surgical wear with the most recent innovations in support and elasticity. Made of polyamide and elastane. Soft microfiber, unpadded molded cup has just enough stretch for a custom fit, while still giving you a high degree of support. Cups are lined in double layer Durafit with "intelligent" elasticity. Sewn-on elastic at neckline keeps fit in place. Front hook-and-eye closure has coated metal hardware. See Fitter's Comments below for hook count. Elastic underband keeps fit close, provides light support and won't leave marks. Ultra-soft knit won't leave indentations on your skin and won't show under clothing. Inset mesh panel runs from side of cup along top of side to back. Tall, smoothing back has crossed bands of supportive PowerSlim powermesh with sewn-on elastic at top and underband at bottom. Three layer straps are lightly padded and adjust at back with hook-and-eye closures. See Fitter's Comments below for hook count. Offers fabulous support for sports and workout wear. For post-surgical and post-mastectomy wear, consult with your physician.