COPOZZ Swim Snorkel for Lap Swimming Swimmers Training Snorkeling Diving, Center Mount Comfortable Silicone Mouthpiece One-Way Purge Valve, Easy to Breath for Pool and Open Water Front Snorkel Central Mount DesignEasy breath with this swim snorkel when you are doing the face-down head position required for butterfly and freestyle swimming strokes. Streamline central mounted swimming snorkel helps to reduce water resistance without blocking any vision while swimming. Perfect for you to focus on your strokes and movements. Easy Breath One-way Purge Valve Water and air you breathed out come out through the bottom valve. No water and air bubbles will affect your swimming. Allow you to clear water out and maintain easy breathing while lap swimming. Help to improve your speed by 30%. Upgraded Comfortable Silicone Mouthpiece The soft, flexible, premium quality silicone mouthpiece feels so comfortable with zero gum irritation. (so that you can focus on your swimming and breathing techniques without annoying irritating gum pain). Perfect size for all. Easy To Adjust Head Strap Press the buckle then simply pull the soft silicone straps, just one press and pull. The buckle can hold the straps securely in place. The adjustable head strap can be adjusted to fit with any swim caps and swimming goggles. A Great Swim Snorkel For both adult and young swimmers, perfect for beginners who haven't get the breathing techniques yet, great for training, exercising, lap swimming to focus on movement and improve stroke efficiency. 30-day money back guarantee. 100% satisfaction guarantee. Swim Training Snorkels - The swimming snorkel with spout allows smooth airflow and provides healthy amount of oxygen while lap swimming, triathlon and maximize speed by 30%. Comfortable and Firm Pad - Engineered thickened head-pad sits firmly on head delivers comfort and eliminate movement when flip turns and all four strokes. Optimized Mouthpiece - Durable food-grade and odorless material, fits perfect in mouth and keep the snorkel in place, one-way purge help to drain the water entirely during exhale. Fast-swim Oriented - It has a sleek hydrodynamic design which allows swimmers to swim effortlessly with minimal water resistance. Center Mount Design - Front mount features snorkel ensures smooth arm rotation and maintain body alignment and improve stroke efficiency. Dry Top Snorkel - Flotation mechanism minimizes or prevents water coming into the tube prevents choking when submerge snorkel underwater. Energy-saving Purpose - Allow swimmers and snorkelers to conserve energy and swim efficiently. Easy to build confidence. Smooth &amp; Comfortable Breathing - Engineered purge valve provides instant water-cleaning and elliptical design flotation system creates a buoyant snorkeling experiences. Flexible Mouthpiece - Reduce jaw fatigue to the minimum when swimming, free-diving in pool or open-water. Quick-release Design - Solid snorkel clip to attach the tube and diving mask tight and long-lasting clip for easy install &amp; remove.