To Buy or Not to Buy: Analyzing 2017's Top Fashion Trends

Shop similar: Daisy, $425

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Did you know that the unofficial uniform of cool girls everywhere is a square-neck minidress, probably ruched around the shoulders and sleeves? (Tops too.) Now you do.

Buy-ability index: 9/10, as it's a flattering shape you might not already own lots of

Shop similar: Durango, $119

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As we saw at the spring shows—on the runways and off them—cowboy boots are back in a big way, and not just because your feet have grown a bunch of sizes since you last wore them. And this time, they're pretty much as they've always been, except maybe a bit shinier and more expensive—and accompanied by more Western references, such as cow print and those button-downs with the contrast pockets.

Buy-ability index: 9/10, mostly because you've always missed the pair you had as a kid

Shop similar: Saloni, $595

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From the same marketing department as millennial pink comes "Gen-Z Yellow," which is just yellow with spit-polish spin. But rebranding can do wonders for anything, pretty much, so expect GZY to rise up alongside Red, its friend who didn't go to business school.

Buy-ability index: 9/10 (It's a color, my guy)

I mean, duh. But less duh, we're seeing new and creative variations on the most obvious print, from doublewide to ultra thin to super-sequined to amusingly Oasis-y, zipper and all. So don't buy a T-shirt; buy the special-est stripes you can afford.

Buy-ability index: 10/10 if the newness comes more from fabric or color, 9/10 if weird shape

The Golden Globes settled it: Pink, as the chosen color of cool/strong/independent millennials everywhere, is here to stay. And while it has been on the rise for a while now, signs point to it becoming more of a movement than a fad. Plus nobody looks bad in it.

Buy-ability index: 9/10

Shop some primo pink buys here

Big sleeves: still huge. Big shoulders: even huger. Like airbags or built-in pool floaties, outward-extending shirts say "Here I am, darkening the saloon doorway like John Wayne before a shootout."

Buy-ability index: 9/10 if you're trendy, 6.5/10 if you weren't into the Rachel Comey jeans, 11/10 if you're a nasty woman

Shop similar: Monse, $1,490

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Button-downs on acid. No more Mr. Finance Guy.

Buy-ability index: 9/10, but lower than that if you're keen to DIY

Thanks to your boy Alessandro Michele, fluttery strips of fabric stiff will soon overtake the world, and not just as a decoration for your striped shirt. Stiff or, um, flaccid? Up to you.

Buy-ability index: 8/10 for the highly recognizable H&M top kind, 5/10 for the wedding-cake kind