I'm Invisible To The Eye

Riddle: I'm invisible to the eye. I can never die but without me, you will die. People keep me in jars and boxes but when will they realize that I'm as close as thin air. I'm never easy to be found but sometimes caught lurking around. What am I?

Answer: Your soul.

Source: https://www.riddles.com/3944

I'm invisible to the eye. I can never die but without me, you will die. People keep me in jars and boxes but when will they realize that I'm as close as thin air. I'm never <a href="/easy-riddles">easy</a> to be found but sometimes caught lurking around. What am I? — I'm invisible to the eye by Layla Henderson v1.

Riddle: I'm invisible to the eye. I can never die but without me, you will die. People keep me in jars and boxes but when will they realize that I'm as close as thin air. I'm never <a href="/easy-riddles">easy</a> to be found but sometimes caught lurking around. What am I? Answer: Your soul. — by Layla Henderson v2.