Touch-friendly screen, easy to use: The clear and sensitive touch window enables you to make calls, take photos/videos, view maps or read messages without having to remove your phone - perfect for capturing wonderful moments during a cruise trip. 7.5-inch universal adapter version - The internal space can accommodate almost all iPhone devices as well as larger-sized Android phones. A sturdy double-lock sealing device suitable for all water activities. The reinforced dual locking system can prevent water, sand, dust and dirt from entering - suitable for beach trips, snorkeling, kayaking, water parks and cruise voyages. IPX8 waterproof protection: The fully sealed IPX8 waterproof bag can protect your phone from water splashes, rain, pool water and beach sand - perfect for cruise trips, pool decks, water activities, beach days and tropical adventures.