The back is normal cut.; 60% Polyester,36% Polyamide,4% Elastane; Model Measurements: Height: 1.76, Bust: 86, Waist: 58, Hips: 89; The product on the mannequin is size S/36.; After each use, in warm soapy water Hand wash. 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 fade in the sun, chlorinated water and sun oil will spoil your swimsuit.