Todd, I buy the rolls and make my own bags. I have the 8inch and the 11 inch. Since you can make them as long as you like they both work fine. YMMV
Some pretty good prices on Amazon if you buy 3pks
FoodSaver FSFSBF0634 11-Inch-by-16-Foot Roll of Food-Storage Plastic Bagging Material, 3 Pack
FoodSaver FSFSBF0526 8-Inch Roll Two-pack, 20 Feet Long
Mark