Speedo Ladies One-Piece Tank Swimsuit, (Size 6, Blue/Black) Speedo Ladies One-Piece Tank Swimsuit Material: Shell: 80% Nylon, 20% Spandex. Lining: 100% Polyester Size: 6 *Package: 1 piece/pack Color: Blue with black Licensed Speedo Swimsuit, made of premium material, good performance and quality.