4layer submersible waterproof cover with explosionproof and transparency antipressure TPU membrane for total waterproof protection and safety. It is submersible to a maximum depth of 30 m and features a touchsensitive underwater touchscreen with an HD perspective. You can answer calls and capture clear photos and videos underwater without affecting smartphone operation. Key benefits and features Strong protection that solves common water damage concerns: fourlayer construction plus explosionproof, transparency TPU membrane prevents water leaks while maintaining screen clarity underwater. Submersible performance up to 30 m: safely protects your device during swimming, diving, snorkeling, and other water activities while preserving full touch screen functionality. Clear, responsive underwater use: touch sensitive underwater touchscreen and HD perspective allow you to operate the phone, answer calls, and shoot photos/videos underwater without degradation. Durable, reliable design doublelocking system with Velcro for tightness and robust waterproof performance. Ensures dependable protection across a range of outdoor activities. Versatile applications Suitable for all kinds of outdoor activities: diving, fishing, sailing, kayaking, swimming, canoeing, water theme parks, camping, mountaineering, work, rainy days, and other outdoor work. Convenience and compatibility Cord to hang around the neck, 50 cm in length (adjustable). Waterproof design remains fully functional with touchscreen operations. Some buttons may be unavailable when the smartphone is inside the case; only touch screen operation is available. Internal dimensions Internal measures: 16,0 cm x 8,0 cm x 3,0 cm