Snorkel with confidence. This world-known snorkel is absolutely dry. The astounding 12-year Pressure Release Valve Technology features an airway which automatically closes and opens with water contact. As you surface for air, this snorkel does the thinking for you and opens the airway so you can breathe. Come up for air without having to clear a barrel of water. Unbelievable but true, this snorkel can actually be submerged in any position, even upside down. Many snorkels may claim to be dry. If you really want to know the truth, they aren't. This is. Many extra features were added to this snorkel so that you have maximum enjoyment on your nexttrip to the world aquarium often called the sea. Beginners love the ease with which this snorkel works to reveal the whole new worldthat is not dry but completely the opposite. At the lower end of the snorkel. If you're a diver or plan to become one soon, a one-way purge valve on the bottom of the snorkel conveniently helps you clear out any water that enters when you remove your scuba regulator from your mouth and enable your snorkel after a dive. The new easy-to-use snorkel keeper is the handy way to secure the snorkel to your mask. The mouthpiece is made of super-soft high grade silicone. It is replaceable to give you years of long lasting enjoyment. Quality is evident. Today a product as remarkable as this is indeed rare and will surely gain your lasting appreciation.