It’s hard enough to think of what to wear for a new season, let alone to do so in the erratic state of the climate. Take a cue from the street-style set who attended July’s Couture and menswear shows. In the heat of the season, Emmanuelle Alt, Veronika Heilbrunner, and others were snapped pairing designer wares from Louis Vuitton and Altuzarra with ultrabasic, seasonless outerwear pieces like classic trench coats, denim jackets, and cool double-breasted blazers. So normal they may be already hanging in your closet or in need of a quick refresh, these outerwear staples are key to taking one’s seasonal wardrobe into the next. Click the slideshow ahead to see six ways to wear transitional outerwear. In September, it’s easier to wear than a new wool overcoat.