Swim Snorkel for Lap Swimming - The swimming snorkel with spout allows smooth airflow and provides a healthy amount of oxygen while lap swimming and triathlon and maximizes speed by 30% Comfortable and Firm Pad - Engineered thickened head-pad sits firmly on the head delivering comfort and eliminating movement when flip turns and all four strokes Optimized Mouthpiece - Durable food-grade and odorless material, fits perfect in the mouth and keep the front snorkel in place, one-way purge help to drain the water entirely during exhale Fast-swim Oriented - This pool snorkel has a sleek hydrodynamic design that allows swimmers to swim effortlessly with minimal water resistance Center Mount Design - The front mount features snorkel ensures smooth arm rotation and maintains body alignment and improves stroke efficiency