They were big in the 90s/00s, certainly among Christians, Pres and Mount Mercy! And yes they were physically enormous, you’d sling one strap over your back/shoulder and the bag would hang down from thereSorry now but I had to google the McWilliams Sails duffel bagsSurely this isn’t a thing. Would have thought they young wans were walking in to school with their iPads and putting everything on the cloud