This 3D virtual reality glasses has been specially designed to clearly amplify the picture of your mobile phone and give you a wonderful 3D experience. You can enjoy an easy 3D life via a normal mobile without 3D function. The design of lens focus is more humanization, non-slip strength and signage are added, easy to use. The focal distance can be adjusted around before and after aim at myopia user. We use high-end leather breathable durable and comfortable cotton material to make more comfortable when watching 3d movies and playing games for long time.