Answer:
I can be swallowed But I can also swallow you.
I twist and turn and leave a loop. What am I?
I spend the day at the window go to the table for meals and hide at night.
I am one small little piece of paper yet sometimes hold lots of value. I am all you need to get in to big events but will cost you. I am an important part of travel. And if lost you're not coming.
Good memory, skin like the sea. A great beast I am, yet vermin frightens me. What am I?
What is often on the ground getting stepped on by others, but you donโt have to wash it because it never get dirty, in fact you couldnโt wash it even if you tried?