Freegrace Dry Bag set of 3 dry bag Phones with large otterbox are not recommended in this bag! Your phone may suffer &#034;hydraulic pressure&#034; under certain deepness, which will cause disturbance while operating the touchscreen. Please take photos by volume buttons in this case. Easy to operate the touch screen functions, but NOT for touch ID fingerprint. Waterproof bag inside the fog is a normal phenomenon.