That said, a cool leather number, like Overland’s Mia Leather Trench Coat, feels like an expected rendition of the silhouette—and without a doubt, it’ll instantly dress up your outfits.

It's in parts boho and chic, playful yet smart, with Gucci, Miu Miu and Prada featuring the humble suede blazer in their collections. It's a warmer way to wear a jacket, on those days when trench ...