Answer:
I go in hard come out soft. Blow me hard and I’ll make a pop.
What gets bigger the more you take away?
You have to travel far before you turn it over. What is it?
What has feet and legs, and nothing else?
I start with an E end with an E and have a letter in me.
I am rarely touched but often held. If you are smart you'll use me well. What am I?