Mini Portable Folding 3D VR Box Glasses for 4-6" Smartphone - Virtual Reality Lens - VR Fold The 3D Glasses is a great supplement and extending device of the network set-top box and bring you wonderful experience of watching movies and playing games 3D VR Virtual Reality Glasses, Offers you super 3D Picture Effect and Wonderful Feeling Adjustable pupil distance and sight distance, satisfying different groups of people Optical Axis Sliding Control function: You can slightly adjust the distance between the two spherical resin lens so as to get a better experience of watching movies Use unique folding design, easy to fold and convenient to carry