The Givenchy Antigona, the Balenciaga Hourglass, the Prada Cahier, the Saint Laurent Sac de Jour, The Celine 16, and the list goes on. What do they have in common, you may ask? They all have a softer, less structured, more relaxed counterpart. Designers have been introducing soft versions of fan-favorite structured bags for years. The process of taking an already existing (and successful)...