It is cut open at the back.; 88% Polyester,12% Elastane; Model's Measurements: Height: 174cm(5'9'') Chest: 88cm(34in) Waist: 59cm(23in) Hips: 88cm(34in); The product on the model is S/ Size 36/8.;; Hand wash in warm soapy water after each use. Do not use bleach or detergent. Do not keep your swimsuit in a wet, airless, closed, nylon bag. Lay it inside out and dry it in the shade. Fluorescent colors fade in the sun, chlorinated water and sun oil will ruin your swimsuit.