The back has a normal cut.; The product is sheathed, it is removable.; 80% Polyamide, 20% Elastane; Measurements of the model: height: 1.76, bust: 86 waist: 58, hips: 89; The product on the mannequin is size S/36.; After each use Hand wash in soapy warm water. Do not use bleach and detergent. 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.