I am red. I am inside of you. You don't like when I get out. I help you live. I am covered by something you have outside of you. But when I come out you cover me.
What am I?
Red
I am red. I am inside of you. You don't like when I get out. I help you live. I am covered by something you have outside of you. But when I come out you cover me.
What am I?