Blood Red’s waterproof phone case with a headphone jack is suitable for all types of smartphones. This product uses a combination of clear TPU windows and 420D nylon TPU (thermoplastic polyurethane) body. All seams are high frequency heat-welded. Expedition grade clamp closure with an easy to use slide-lock mechanism. These dry pouches are 100% dust proof, sand proof, dirt proof and waterproof. It is fully submersible up to 19 feet (6 meters).