Kravitz center

Probably misspelled it but I’ll be going for the first time in a very long time for the Naruto symphonic experience I wanted to knows your guys experience with security and what not I wanted ti bring a flask and a vape to hit in the bathroom ik they have cocktails which I will buy if I have to but pls don’t hat me for being frugal lol those tix were pricey for kravitz center stuff basically yall think im good to bring a flask? And does it have to be aluminum/plastic?