If you've enjoyed a luxurious meal at a French fine dining restaurant, there's a good chance you've been served petit fours. And while today you can fairly easily find these mini bites either at ...

However, what gives Cassis the moniker "the Petit French Riviera" is the way it encapsulates the effortless elegance of Saint-Tropez and other chic Côte d'Azur destinations without the intensity.

Called Petit Pli — French for "little pleat" — the garments have an innovative pleat system that lets them expand in multiple directions but also contract back to their original size.