3 Easy Summer Looks, Courtesy of Sienna Miller

If you're in need of an easy jolt to your summer wardrobe, look no further than Sienna Miller's latest spread. The British actress and style muse is Porter's latest cover star, modeling a range of unexpected pieces that will instantly take your warm-weather dressing up a notch. Whether you're headed to the beach or somewhere a little fancier, look no further for inspiration! 

Scroll on for a look at Miller's styles, and check out the latest issue of Porter to read her interview in full.