As evidenced by Keira Knightley, your sundress will look even more seasonal if your man slips into a patriotic palette à la Keira's fiancé for the Fourth of July. Still, in the absence of a street-styled male companion, Keira's floral-print Wren dress would look just as sweet for the upcoming holiday. Keira donned a full-proof Summer style formula with just four easy pieces — a standout little dress, sweet sandals, a crossbody bag, and a pair of cool cat-eye shades. The results? A look that's as effortless as it is pretty — slip into the same breezy dress and accessories with our picks below.