The product is covered with underwire, it is removable.;I t has an open back.; 80% Polyamide,20% Elastane;Dimensions of the model: Height: 1.77 Bust: 85 Waist: 58 Hips: 87; The product on the mannequin is size S/36.; Soapy after every use Hand wash in 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.