Intcrown Google Cardboard DIY Kit 3D Virtual Reality for Android and Apple with Head-strap NFC The Luxury version Google Cardboard DIY Kit has NFC tag,Magnet and Stretchable Velcro Head Strap included It compatiable for 4-6 inch smartphones,such as iPhone 4/4s/5s/6/6 Plus and Android Samsung HTC LG Moto Nexus Smartphones Fast setup: includes well laid out instructions to make assembly super simple for easy, fast setup QR Codes,Instantly play,includes QR codes for fast access amazing VR experience. Machine cut to exact Google Cardboard specifications with premium quality cardboard and 45mm focal length lenses for durability sets us apart from the competition and cheaper alternatives.