Originally Posted by thewalrus
Yours is the 50 cu. inch Topeak?
Yes. I have the small sized pack.
Originally Posted by thewalrus
I've found I can get a tube smaller by making a circular roll, rather than oval folding - probably works better for short stem tubes than ones with this length of stem
Folding works better for me due to the shape of my bag. If you look at my picture of the tube in the bag, you'll see that it goes into a vertical subcompartment. Folding seems to make it fit a vertically oriented wedge shape better. I also sneak the tyre lever in there with it.