These are MGS4 Haven Troopers, also known as FROGs 
The mod adds a haven trooper torso options for females, and pants and arms options to make them blank so there's no clipping.
Now with an option for colours and camo thanks to
Yard1PL
http://steamcommunity.com/profiles/76561198045710503/

Credits to: 
The great people at the now defunct Kojima Productions for making the models. 
Kali for some of the material masks. 

And capnbubs for his excellent headwear tutorial: 
http://steamcommunity.com/sharedfiles/filedetails/?id=623181918 

Steam Workshop Link: http://steamcommunity.com/sharedfiles/filedetails/?id=641364603