For this fall season, Givenchy has launched a new series of versatile men’s hybrid bags. Such bags have entered the spotlight recently now that men are looking for alternatives to the classic briefcase, and Givenchy delivers new models that effortlessly transform from backpacks into duffel bags with the use of stylish zippered handles. The collection ($2,095 to $3,850) comprises a medium-sized nylon edition with a khaki exterior and a contrasting orange interior, as well as two larger styles: a sporty nylon on…