'Cardboard' is Google's attempt at an inexpensive VR headset

http://www.engadget.com/2014/06/25/google-vr-cardboard/

Looks like the the FOV2GO cardboard VR system 

• http://projects.ict.usc.edu/mxr/diy/fov2go/
• http://vrwiki.wikispaces.com/FOV2GO