There isn't a thread posted directly on this from what I was able to pull up, so here goes.
I was curious if anyone has had experience with them at all? I have seen some reviews online that seem to make them out to be the fog killer, but most of these are sponsored videos, so who knows. I just have been looking for something full seal and low profile; these caught my eyes.
http://www.torontoairsoft.com/Valken...ar_p_3755.html
If anyone in the community has used them extensively, please pipe up here.