Olivier Theyskens delivered another minimalist-cool Theyskens' Theory Fall '13 lineup, and with it, came a fresh batch of ultratailored blazers, slouchy knitwear, menswear-inspired trousers, and slick leather accessories. It's a collection meant to be mixed and matched, layered up, and stripped down to its very core pieces - and with that kind of styling versatility, you know this is the stuff no-fail wardrobes are made of. Click inside for our 15 favorite styled Winter looks courtesy of Theyskens' Theory Fall 2013.