FULL PROTECTION – Pass IPX8 waterproof certification. Using seamless pressing process and special lock mechanism to ensure strong waterproof ability. Even underwater you can enjoy using your phone. UNIVERSAL COMPATIBILITY – Suitable for all big screen smartphones up to 6.2 diagonal size. Such as iPhone X, 8, 8 Plus, 7, 7 Plus, 6S 6,6S Plus, 6 plus, SE 5S, 5s, 5, 5C, 4s, Samsung Galaxy S9, S9 plus, S8, S8 plus, Huawei Honor 5X 6X 8 Mate 9 Mate 8 Huawei P20, P20 Lite, P20 Pro, oneplus3T, oneplus3, oneplus2, HTC One M9, M8, M7, LG G4 G3 G2, Hua Wei P9, Sony Xperia Z3, Z2, Z1, Nokia Lumia1020, Blackberry, etc. PORTABILITY – Providing a high-strength lanyard, free your hand and don??t need to worry about losing your phone anymore. Ergonomically designed, easy and comfortable to carry in your hand. HIGH SENSITIVITY – High touch sensitivity, easy to operate, sliding the screen like there is no barrier. You won??t miss any news and information under water anymore(Kindly note: all keys are applied except touch ID fingerprint). SUPER PERSPECTIVE – Using large area perspective PVC film make your view unhindered. Crystal clear material for you to take pictures so that you won??t miss any exciting moment.