Upgraded product, Quality is better-- The Purge valve of Upgraded snorkel has professional protective parts and is not easy to loseThe bottom of Upgraded snorkel is reinforced and not easy to shakeThe Upgraded snorkel is Made in New advanced materials,Quality is betterTapered front central design, designed for swimming--With this design,snorkel has two advantages: First, this design Neithe touch the snorkel when you swim, nor feel uncomfortable because it weighs the same on the both sides. Our design makes it easier to keep the body balanced so that you have a better experience; Second, the nozzle adopts tapered design, this design can better break the water, reduce the water flow resistance and increase the swimming speed.Easy to adjust bracket with head protection pad--snorkel has a soft protective pad that feel comfortable when you wear it. The position of the bracket and the length of the strap are easily adjustedIt is suitable for all peopleFood grade silicone mouthpiece, soft and comfortable-- The mouthpiece of snorkel is made of food grade silicone material, which is soft and comfortable. It has convex substance on both sides, The texture is soft, it is convenient for the teeth to bite, and it can be closely attached to the mouth and tightly waterproof.High quality materials-- upgraded snorkel is made of high quality materials, very light, no smell, good product quality. The snorkel allows you to focus on swimming postures and strokes better, suitable for a variety of strokes, such as freestyle, backstroke, butterfly, breaststroke, etc.