What Am I Riddles

Question: Filled with garb,
the price is free.
Just return what you don't need.

What am I?

Question: Hold me by the neck and I won't mind,
if I get wrong I just need a good wind.
If you want me you better pick wisely,
just use your ears and I'll follow you blindly.

What am I?

Question: Given to all man then taken away, you can beg for more time but I never stay What am I?

Question: I give advice to others,
yet I know nothing myself.
I am a hitchhiker destined to stay still.

Question: There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are the two sisters?