For an elegant option, pair the bustier with a long skirt and belt. Neutral long skirts can be found in light brown by Three Dots, chocolate brown by Three Dots, and in beige by Splendid. Would you pair a bustier with a long, flowing skirt?
I wore my wide belt backwards so that it looks like a sash. Similar belts can be found in suede and leather. Would you wear your belt backwards?