ladies green dress Zapaka Women Long Prom with Slit Mermaid Corset Spaghetti Straps 3D Flowers Formal Dress with Appliques, Green / US8 out lace panel Wedtrend Women Green Large Floral

The V-neckline and padded bra cups offer flattering support while the wired insert creates a structured silhouette

Nothing new there, per se, but what is eye-popping this time around is what exactly she's wrapped in -- on its face, it resembles a plastic shower curtain

For the occasion, the Princess of Wales wore a bright blue dress with a bow on the shoulder

But, if it's at a 150-year old historic building, it may be fancier

I can put together the outfit, but then I stare at the shoes like they are asking me a math question

just keep in mind that the contrasting white sole may come off as a bit too casual for highly formal settings