The Tilos S.O.S. Snorkel is perfect for kids who want to have a blast exploring the underwater world without a worry. Designed with both divers and snorkelers in mind, this amazing snorkel offers completely dry breathing and features a convenient bottom drain valve for quick clearing. Plus, with an attached snorkel, this snorkel gives kids a safe way to call for attention if needed. A must have for parents who care for the safety of their children. And for our young snorkelers, we've included a child-sized soft mouthpiece to ensure maximum comfort and ease of use.