Luckystar Cardboard Google Glasses Lightweight Adjustable Headset Reality Virtual for IPhone and Android Phones more 3.5" to 6.0" Boasting HD optimization and 3D gaming support, Adjustable pupil distance and object distance, Gaming and watching movies in VR works best when your eyes properly align with the screen box. Comfortable, Extended Wear Design  Coming with a fully adjustable head strap, eyesight protection system, and a soft nose piece to reduce pressure. Therefore, nosebridge willnt be uncomfortable, also nose cutout is enough big for you. Due to the adjustable head strap,even put the phone, gravity will be distributed evenly, so the head will not feel much heavy. The headset has been designed to maximize comfort by having a soft sponge casing around your eyes to lighten pressure on your face. Wide Compatibility : Easy to use and comfortably fits for iPhones, Android phones, Windows phones with a screen size within 3.5 - 6.0 inches