What kind of bag do you want? Do you want something for holding a project or for storing yarn? I use whatever is handy, a plastic bag from Walmart, a reuseable shopping bag, anything. I keep thinking I will make a nice bag for my current project but I haven't done it yet.
Cheating is an option. . . . Cheaters never win and winners never cheat, but smart knitters who want to retain an iota of sanity do, cheerfully. ~~Kory Stamper