not sure what robert means. They should hold a good seal for quite a while. I say they are fine for this, plus it leaves room for some sparkling wine if you choose.
Meads: Hababero and Sarrano Capiscumel, Show Mead possibly getting split and flavored, and 12 gallons of Bochet Deliciousness
Ciders:3 Ciders with differing additives TBD, Strawberry/Apple Cider
Wine: Black Cherry Vanilla Port