Open back cut.; The product is sheathed, removable.; 66% Nylon,30% Metallized Thread,4% Elastane; Model Measurements: Height: 175cm(5'9'') Bust: 80cm(31in) Waist: 62cm(24in) Hip: 87cm(34in); The product on the mannequin is size S/36/8.;; Hand wash in warm soapy water after each use. Do not use bleach or 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.