Photo: Marko Metzinger/Studio D

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The Knit Skirt
Forgiving and subtly sexy, these bottoms are fab for fall. Add tights and a warm sweater when you're feeling really chill.

Sweater, $429, ClubMonaco.com. Bag, Auxiliary for Aritzia. Skirt, $70, RD Style. Boots, StuartWeitzman.com.