I found this http://www.goldenloki.com/ammo/gel/9mm/gel9.htmSyntax360 wrote:Just like every other trick wiz-bang frangible bullet on the market, they do not provide adequate penetrtation. I believe there is a plastic ball inside the bullet, similar to one of the Corbon loadings. If you search around, you will find all kinds of supporting evidence that this stuff is trash.
It's the second one.