Be aware that Wallaby makes two distinct mylar bags in this size: these, and the ones that are gusseted, have a zipper top and are 7.5 mil thick; the latter kind cost a little more but I think are worth it as they are easier to fill since the stand by themselves, and you can zip the tops closed and then heat seal all the bags at once after you've filled them. That aside, this size was perfect for some of the items I wanted to package for longer term storage. Also, be aware that no oxygen absorbeSee full review