Full dry snorkel head allows swimmers the ability to focus on stroke technique without turning the head to breathe. Stays in place for freestyle, butterfly, and breaststroke. Unique rotating design, when you rest, you can rotate the tube to the side without obstructing your sight. The soft silicone pads fit snugly on the forehead without gaps and make you feel good to wear. The tube body is multiple fixed not easy to move while swimming. Comfortable mouthpiece made with a soft and flexible medical-grade silicone. Adjustable head bracket makes for quick strap adjustments and universal fit. One-way purge valve allows water to flow out of the tube without entering the mouthpiece.