She pressed a wall panel to reveal a fridge of chilled drinks.

It folds neatly into an unobtrusive wall panel, but with a simple movement transforms into a king-size bed.

In taller buildings, the wall panel may be a limiting factor to width due to buckling of the unsupported wall panel length.

A sliding wall panel closes in front of the doorway where the guests entered, trapping them in the room.

The wall panel could be folded downward, forming the upper berth in which the other person could sleep.