Have you ever felt like you are in a bubble?

Have you ever felt like you’re in a bubble or the feeling of still being in the amniotic sac looking around your surrounding but seeing just transparency? Since highschool, I’ve had that feeling and I’ve always wondered why sometimes do I see that? I don’t see the world that way anymore, but it always bothered me, because I can’t really explain in words what I see. Basically, I see like a transparent cloud thru my eyes and sometimes I reach out like its not real. Hmmmm….