plus size a line dresses for women Modest Black Floor Length Long A-line Prom necklines and plus ZANKLEY Women's Plus Size Chiffon

Aliexpress.com | A mannequin displaying a form-fitting dress adorned with intricate gold and silver embellishments

A black necktie can be worn here, but as we just mentioned, black bow ties should be avoided with dark suits

Prom dress Empire style blue gradient turquoise sequined flowers Vintage 90s Rare 249,00 Gorgeous blue gradient empire waist ball gown, with details of small turquoise blue sequined flowers on the tulle

While black tie requires floor-length gowns, black tie optional accepts both evening gowns and sophisticated cocktail dresses

This maxi dress is a versatile option, with pretty details like a cut-out and front twist detail, puff sleeves and side slits that make it easy to wear out to drinks afterward too

Alternatively, men can choose a dark, well-tailored suit as a nod to the formal atmosphere of the event