The SP-580Q Imprex II Hyperdry snorkel has a special internal purge channel located below the mouthpiece. It channels exhaled air out the top of the snorkel while excess water drains through the bottom purge valve.
> Hyperdry System
> Large capacity drain chamber and oval purge valve with internal purge channel
> Ortho-consciously designed mouthpiece for ultimate comfort
> Silicone flexible neck
