Women usually wear sundresses, blouses, skirts, dress shorts and capri pants ... flip-flops and bathing suits are not ...

The line's Cruise Casual dress code calls for collared sport shirts, casual pants or jeans ... passengers cannot wear regular shorts or gym shorts, bathing suit attire, beach flip-flops ...

This entails dresses, skirts, long pants or jeans ... Costa hosts one or two Elegant Evenings per cruise, when men may wear dark suits or tuxedos and women can wear evening gowns or cocktail ...