Answer:
I can be short and sometimes hot. When displayed, I rarely impress.
If you spot one of these eastern warriors, they're not doing their job right.
You can only have it once you have given it.
What has a bottom right at the top?
I'm tall in the morning and short in the noon. I disappear at night but I will be back soon.
It weighs next to nothing but no one can hold it for long. What is it?