Lol Bbs I'm Taking My Girlfriend Paint Balling......should I Worried Lol?

I'm taking my girlfriend paint balling......should i worried lol? - lol bbs

Paintballs do damage?
I've heard sweatshirt with assistance.
I shot with BBS Cooper B4, so I guess it did not hurt so much.
But I'm afraid you'll get smashed.
A tip to make it to be safe lol) (with and without pain?