Brass usually contains lead which is even more important to avoid around kombucha because it can really pull it out easily.
I use half gallon mason jars. I cover with a piece of linen and can screw the ring back on over the linen to hold it tight. Easy, cheap and pretty

They come in packs of 6 and I already had 2, so that makes it perfect for brewing a family size amount and having a new batch ready each day.