dark green dress Gorgeous Spaghetti-Straps Prom Long With Slit Hand Wash Cold Dark Green Sparkly Prom Dress

Appropriate options: Knee-length fitted dress Structured midi dress in satin or crepe Sleek tailored jumpsuit Dressy heels and a clutch What to avoid: Floor-length evening gowns Club-style bodycon minis Over-the-top metallics Casual fabrics like jersey You should look polished and intentional, not red carpet ready

In this sexy outfit, notice how the wrap detail was incorporated into both the bodice and skirt of her a-line summer dress

The sweeping train and refined proportions deliver timeless sophistication for prom, formal events, or black-tie occasions

Marion Cotillard, 2008 The mermaid dress is tough to nail without looking like a prom dress gone wrong, but when yours is a couture piece designed by Jean Paul Gaultiercovered with intricate scale embroideryyou're in a whole 'nother category

Better yet, you can easily shop your favorites straight from this article