The SP-580Q 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. [PAT]
Pre-angled medium size mouthpiece is ortho-consciously designed for a natural fit.
Corrugated flexible joint for easy diving.
One-touch adaptor for easier attachment.
Large capacity drain chamber and oval purge valve.

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