The Magiclift patented design plus posture support means all day comfort. The inner cushioned band provides incredible bust support and great shape, all without a wire. Multi-adjustable front hook design for easy on, easy off front closure, and cotton-Lycra support bands in the back provide additional shoulder support while gently aiding posture. Extra wide, back adjusting straps assure a great fit and total all day comfort. Front opening.40% Nylon/polyamide, 30% Polyester, 20% Cotton, 10% Elastane (Lycra Spandex).