Hi, I was wondering the same thing. In the past, we have brought a 24 pack of bottled water and a 12 pack of diet soda, both in the original package. Packed them in a sturdy reusable-type bag taped closed and put a luggage tag on it. Porter took it without a problem. I did find this article: https://familycruisecompanion.com/can-you-bring-bottled-water-on-a-cruise/#Celebrity_Cruises_Bottled_Water_Policy