* New Breathing System * Anti-fog, anti-leak & anti-dizziness * One-way outlet valve * Removable camera mount * Adjustable Elastic Strap The Nautilus Full Face Mask features a new breathing system which separates your entire face from underwater elements. Naturally breathe through your nose and mouth with the dual floating ball, detachable snorkel, whole inlet channel and one-way outlet valve design. Goodbye to jaw clenching and salty lips! As you submerge underwater, the slanted lens provides an anti-fog, anti-leak & anti-dizziness snorkeling experience.