NWT 3X Color Sei Boost your confidence with Soire Confidence. Updated with a new power mesh, shiny elastic details and new flat-lock stitched seams for a seamless look. Expertly designed to fit extended / plus sizes. Wireless bralette specifically designed for fuller busts with larger band. Soire Confidence sheer mesh. Wide, adjustable straps for all-day comfort. Side slings in cups, and elastic band below the bust for added support. Hook and eye closure and U shaped back. Body: 100% polyamide Lining: 85% polyamide, 15% elastane Style: SOIRC1310P