Scubapro Spectra Dry Scuba Diving SnorkelThe Scubapro Spectra Dry snorkel pairs with SCUBAPRO Spectra masks for scuba and diving applications. The restyled Spectra Dry features a large bore upper tube that delivers ample airflow for relaxed breathing. Its dry top seals the tube when submerged, eliminating the need to clear upon resurfacing. An efficient purge valve prevents water from entering the airway, while the flexible lower corrugated tube keeps the mouthpiece out of the way when using