Prong collars?

[lv4dogs]

I was curious how this one works? I can't decide if it dosen't look effective or way too harsh...lol.
http://www.gundogsonline.com/dog-col...ng-collar.html

I saw that too & was wondering the same thing. I don't really like the looks of it.

[areias]

I saw that too & was wondering the same thing. I don't really like the looks of it.

I don't think it would distribute the pressure well...