OneHanded Detachable Buckle: Quickadjustable shoulder straps provide a secure fit and easy removal, making it suitable for surfing and adaptable to flexible swimming scenarios without disruption. Secure Phone Protection: The swim buoy includes a transparent phone case with an IPX7 waterproof zipper and sealing technology, ensuring touchscreen functionality while protecting devices during water activities. Reliable Water Sports Gear: Thickened, sturdy material offers damageresistant flotation and functional safety assurance for swimmers during open water activities, enhancing confidence and security while swimming. Wide Range of Application: Designed for swimmers, surfers, and snorkelers, this buoy provides adaptable performance across multiple water activities, combining functionality with easy portability. Use scenarios: Openwater swimming: Keep your phone protected and accessible, while benefiting from reliable buoyancy during longdistance swims. Surfing or paddle sports: Use the onehanded detachable buckle for quick adjustments and easy removal when needed, without interrupting activity. Snorkeling and beach trips: Enjoy flotation support and device protection while exploring underwater environments or relaxing near shore.