Open back cut.; 90% Polyester,10% Elastane; Model Measurements: Height: 176cm(69in) Bust: 84cm(33in) Waist: 60cm(23in) Hips: 89cm(35in); 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.