long sleeve satin maxi dress Iris / Black | MESHKI while the gathered hip detail adds soft dimension Taupe PrettyLittleThing Lace Bodice Long

If you're aiming for a more relaxed yet still polished smart casual look, consider mid-wash denim

Satin prom dresses remain one of the season's most sought-after styles

LABEL: YVES SAINT LAURENT | MADE IN FRANCE | SIZE 42

Short dresses offer more movement freedom and modern flair but may not suit very formal venues

The base of the skirt was fitted, but she had a tulle skirt added to the gown for the ceremony which she initially forgot to wear when she arrived at the wedding

The best ones have enough shape to look polished, enough ease to move comfortably, and enough coverage to work for the way you actually spend your day