Sybol Colorcross Virtual Reality 3d Video Glasses for 4~5.6" Inch Smartphones Cardboard Convenient to use: can watch at anytime anywhere whether sitting, lying or standing Note- Only can look at the left-right 3D film. 3D VR Virtual Reality glasses, wonderful Real 3D Experience;Plastics manufacturing, excellent workmanship For phone Iphone Android Samsung and all 4-5.6 inch Samrtphones, Android recommended. Uses ABS and spherical resin lens materials without stimulation plastic sheet, environmental. Secret images, other people can not see anything except to the wearer himself.