Jacquard Softcup Posture Front Hook Long Line is engineered with a three piece cup construction and a full cup sling which helps encompass, support and evenly distribute the bust. Specially engineered back support panels balance, control and comfort the body.Fabric Content: Cups & Band: 100% Polyester. Satin: 90% Nylon, 10% Spandex. Lining: 100% Nylon. Back: 75% Nylon, 25% Spandex.