*5 Piece Alaska Cruise Door Magnet Decoration Bundle for your Stateroom Door for your Disney Cruise, Carnival, Royal Caribbean, Norwegian, etc. Gray outline signifies magnet shapes and is not printed on the magnets. *15mil printed magnet. This is not not card stock with a magnet glued on the back. *Printed on an industrial UV printer. Will not fade, can get it wet. *Cruise ship doors may vary in magnetism. Some may not even be magnetized (i.e. Concierge Doors). Not meant for outdoor usage. The magnet will not stick to aluminum or stainless steel surfaces.