1. Professional grade material and safety: This snorkeling mask is designed with shock resistance and explosion protection to be robust and safer. Even the hardest impact from a sharp or heavy object cannot break the lens. It is also engineered to withstand high water pressure. 2. Leakproof performance: The interior material is high quality, eco-friendly, and safe. It forms a secure seal against the face to effectively prevent leaks. 3. Enhanced features and comfort: The updated snorkeling mask significantly improves breathability, widens the field of view, and includes several premium features to deliver an unparalleled snorkeling experience. 4. Easy breathing and anti fog: The design uses separate intake and exhaust channels to prevent air mixing and fogging, enabling easy, natural breathing similar to breathing on land. Use scenarios: - Snorkeling in clear coastal waters or reef environments where wide visibility and reliable seal matter. - Family vacations or leisure trips, including pool and calm-water snorkeling, where comfort and leak prevention are important. - Beginner to intermediate snorkeling sessions or guided tours that require dependable breathability and anti-fog performance.