My sister texted the screenshot, above, from Paris a few months ago while shooting 's fall campaign, forecasting I'd want the horsebit-trimmed (and very ) in my life right about now. Of course, she was right. I tried it on yesterday and am hoping she won't miss it if it comes back to LA with me. It has a slight oversized fit (we wear size medium), and it's throw-on-and-go chic without anything underneath. Plus it's on sale for $53! My sister also alerted me to the collaboration launching today, which includes the impeccable  and , below. Other new gems in her closet that I am coveting and potentially pinching from her: this striped rugby (which she's wearing today!), these pintstriped trousers, this sumptuous bag, this cut-out sweater, and these ruched black loafers from .