Experience virtual reality in a simple and fun way. Color: Brown. Material: Cardboard. Size: 13 x 7.7 x 8 cm/ 5.1 x 3 x 3 inches. Compatible with Android 4.2.2 OS or newer with screen no larger than 5.1″. Comes with a headband which can let you use with bare hands. Instructions:. 1. Download the app by scanning the QR code on the cardboard. 2. Fold the cardboard according to the instructions. 3. Place your phone in front of the lens and snap close with the Velcro. 4. The button on the left side of the cardboard serves as “enter”. 5. Select and enter your desirable options. 6. Now you can enjoy the virtual reality. Package includes:. 1 X Cardboard kit with magnet and Velcro. 2 X Ultra biConvex lenses. 1 X Rubber band. 1 X Headband.