The back is normal cut.; The product is sheathed, it is removable.; 80% Polyamide, 20% Elastane; Dimensions of the model: height: 1.74, bust: 88, waist: 59, hip: 92; Hand wash in warm soapy water after each use. Do not use detergents. Do not keep the swimsuit in a wet, airless, closed, plastic bag. Lay it on the reverse and dry it in the shade. Fluorescent colors will fade in the sun, chlorinated water and sun oil will spoil your swimsuit.