ICONNTECHS IT VR SHINECON Headset 3D Virtual Reality Glasses Compatible for 3.5- 6 inch Screen Smartphone iOS, Android & iPhoneBlack Iconntechs Virtual Reality Glasses very easy to adjust Pupil Distance (PD) and Focal Distance (FD) to get the best 3D immersive experience. Pupillary Distance adjustment range: 55mm - 75mm. Myopia less than 600 degree is ok to use this item without wearing glasses Good cooling design: The front cover is adsorbed by magnet, easily to be remove, make the phone cool while using; You can charge and use earphone at the same time through the ventilation holes on both sides Comfortable Design: Soft Leather Edges around Face Mask & Adjustable Strips Soft leather edges around the face mask which goes against your face. Adjust the straps correctly before use, your head and neck will not feel sore from having that weight Immersive: Great quality materials, simple Design and fully functional. High-definition optical resin lenses to get the most immersive 3D viewing. You can enjoy your personal IMAX at home anytime. The VR headset compatiables with iOS and Android smartphones from 3.5 to 6.0 inches