Simply download any ''Virtual Reality'' App or ''3D App'' on your smart phone to begin your virtual reality experience. The padded headset allows you to experience virtual reality in comfort. The adjustable head strap makes it “one size fits all”. The Virtual Reality headset fits all 4-6.5 inch phones, this includes the iPhone 6 & 6 plus, HTC One, and Nexus 6. Please note that your case may need to be removed.