The aqua sphere focus regular snorkel is a flexible durable and lightweight piece of diving equipment providing excellent fit and stability for maximized performance in the water featuring a hydrodynamic low profile tube the snorkel guarantees easy breathing and significantly reduces drag whereas the silicone comfo bite mouthpiece minimizes jaw fatigue the strap is quick to adjust and the one way positioned purge valve makes it easy to purge water out of the snorkel while swimming the sno