Astronauts will typically still be in their sleeping bags, which are affixed to the walls of their telephone-box-sized cabins to stop them bobbing about.
A pollinium, when highly developed, consists of a mass of pollen-grains, affixed to an elastic foot-stalk or caudicle, and this to a little mass of extremely viscid matter.
You can also have shutters that are horizontal – that go from side to side – that are again permanently attached or affixed to the frame of the window.