The back has a regular cut. The product is lined with a throw, it can be removed. 80% Polyamide, 20% Elastane. Model Measurements: Height: 176cm(69in) Bust: 84cm(33in) Waist: 60cm(23in) Hips: 89cm(35in) On the model. The product is size S/36/8.;; After each use, hand wash in warm, soapy water. Do not use bleach or detergents. Do not leave your swimsuit waiting in a wet, stuffy, sealed plastic bag. Lay it upside down and dry it in the shade. Fluorescent colors will fade in the sun, chlorinated water and sun oil will ruin your swimsuit.