Diving Mask, Full Face 12
Diving Mask, Full Face 12 : Features: (6) Potential Problems With Full-Face Masks: The mask window (faceplate) should be a modern strong polymer and not glass, and must be very securely attached to the skirt. A failure of the faceplate can be a life threatening incident with some full face masks, as the water will flood into the oro-nasal inner mask and compromise the air supply. This problem is avoided by the masks which include a mouthpiece