Stop in for a cup of coffee

To Eric's point... you want something that clings to the metal and keeps the moisture away. Even in the bag, temperature fluctuations can create condensation (think solar still)

I hosed everything down with this

12 oz. SURFACE SHIELD Rust Protectant
The STP stuff is damn near cosmoline . It’s tacky as hell. But it dissolves with motor oil which is why I’m leaning that way