eFlyer 3D VR Virtual Reality Headset with Magnetic Trigger, Upgraded and Much Lighter Version 3D Virtual Reality VR Glasses, 3rd Generation VR Box, 3D VR Glasses for 4.0 to 6.0 Inch smartphone 3D Virtual Reality Turn your smartphone into a virtual reality viewer. You can experience the immersive, fun and exciting world with this 3D VR headset, Fly through the Grand Canyon, play 3D games, travel the city streets of Paris or become a character in an animated film. Easy Use VR headset is very easy to adjust Pupil Distance (PD) and Focal Distance (FD) to get the best 3D immersive experience: one knob for PD, another knob for FD. Pupillary Distance adjustment range: 55mm - 75mm. Myopia less than 600 degree is ok to use this item without wearing glasses Much Lighter Relieve stress and tension with a fully balanced headset that reduces pressure on your eyes and nose by 30% so you can use it for longer Good cooling design The front cover of VR headset 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 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.