3Csmart Google Cardboard,3D Glasses VR Virtual Reality DIY Kit VR Headset for 3D Movies and Games Compatible with Android Smartphone Up to 3.5"-5" Easy Setup Machine Compatible for all the 3.5"- 5.0" screen smartphones.Whether your phone system is Android system or other systems Made of high quality corrugated paper,can achieve all the function of Google virtual reality glasses With NFC tag and headband.you can use 3Csmart Cardboard to watch Left-right 3D movies on Video Player and play varieties of VR games In order to experience high quality 3D feeling,you'd better use high resolusion smartphones.Experience a truly stunning, engrossing VR experience with cinematic HD visuals from your smart phone's screen using the included biconvex lenses Easily take anywhere, children do it yourselves