Normal breathing while diving: Our snorkel has a high flow design that lets you breathe easier and more naturally underwater. You can enjoy diving without any discomfort. Noise Reduction: The angled purge valve design eliminates water sound and reduces noise while diving. Enjoy a quiet and relaxing snorkeling experience with our out of sight purge valve. Enjoy diving with comfort: The diving snorkel has a mouthpiece that is soft and comfortable to fit your mouth. You can dive for longer without feeling tired or irritated. The mouthpiece is made of food grade silicone that is safe and long-lasting. Flexible neck: This diving snorkel features a crystal silicone material that gives it good elasticity and durability. You can easily adjust the angle and position of the snorkel by bending and rotating it as you wish. Detachable: With a detachable swivel adapter, this diving snorkel can be easily connected to your faceshield and angled for your preference. It also has a push-button mechanism that makes it easy to install