Designed for durability and performance
making it ideal for scuba diving
and a 3D Mask Strap to support a stable seal and easy adjustments
and the Black Tech coating guards metal parts from saltwater corrosion
The rubber full foot pocket molds comfortably to your foot
Ocean Reef Neptune III IDM - Diving Full Face Mask w/ int 2nd st, surface air valve, doffing handle, extender kit and multitool Size:ML (Medium Large) Designed for durability and performanceThe Neptune III IDM diving full face mask blends an integrated second stage with a surface air valve and a doffing handle into a single, field ready system for scuba gear. The redesigned 2nd stage delivers smooth, natural airflow with low inhalation resistance, making breathing feel effortless for divers of all levels. Built for rugged conditions, the mask features a double coated anti scratch visor, a durable polyurethane regulator housing, and a