It has a firming feature with Lycra Fiber in its components. Four-way stretch fabric provides support and firmness.; The wide straps reduce the pressure on the shoulders. The special back design provides full support. It provides ease of use with its removable containers. It's not see-through thanks to the double-layered fabric. Composition: 80% Polyester, 20% Spandex (Lycra); Model Measurements: Bust 86 cm, Waist 62 cm, Hips 91 cm, Height 178 cm; The product size in the image: XS