Product Features Compatible with most smartphones IP68 certified for use underwater up to depth of 3.3 feet (1 meter) for 60 minutes Features simple snap and lock access. Keeps out water, snow, dust, sand, and dirt Clear window on one side allows for taking pictures, videos and checking notifications Includes a detachable neck lanyard for easy hanging Perfect for the beach, fishing, swimming, boating, kayaking, snorkeling and even snow skiing! Built in air cushions provide buoyancy for easier phone retrieval