Blue Full Face Snorkel Mask Swimming Breath Dry Diving Goggle Scuba Glass Anti-Fog AU LBlue Full Face Snorkel Mask Swimming Breath Dry Diving Goggle Scuba Glass Anti Fog AU L Features No pain for nose or mouth,The silicone lining does not put too much pressure on your nose bridge to ensure that you are comfortable to wear. Food grade silicone that does not irritate your skin. Better seal silicone prevents leakage, Anti fog, The snorkeling mask can tightly and softly wrap your full face to form a better seal, ensuring it dry inside all