The duffle bag is one of the most versatile and enduring silhouettes in the entire travel category. As a B2B manufacturer, we've produced this "workhorse" bag in countless forms—from heavy-duty canvas for outdoor brands to premium leather for fashion labels. But its name, spelling, and function are the subject of many common questions. We're here to provide the definitive, expert answers based on our deep knowledge of this bag's history and construction.