That is what I use for feed.I use a Behrens can for soldier larvae and other treats, the top wedges on in a sort of lock, by the handle:
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They make different sizes. I'll probably get another for my feed, because mouse-proof here means it's got to be metal, and this is in the barn which is more vulnerable than the house. I've been getting away with the feed stored inside large pretzel plastic jars, then those stored inside a large plastic bin , but I can't see how mice, squirrels or chipmunks won't eventually figure that out, just a matter of time lol.