I've brought a steamer on a few cruises which works "ok" but like some others, it doesn't bother me to have a wrinkle or two. If it's that bad, I'll have the ship's laundry service press it for me.
Mariner-05/06 & 10/09
Oasis Inaugural Cruise-12/09
Monarch-03/10 & 07/10
Mariner; RSS- 10/12
S. Caribbean; Serenade; RC; 12/23/2015-01/04/2016
Australia; Celebrity Solstice 11/27/2016