Seabeast AF90 full face snorkel mask has remarkable anti fog performance. The unique anti fog coating enables AF90 full face snorkel mask eliminating fogging problem. Plus other advanced technique and design, Seabeast AF90 full face snorkel mask becomes one of the best full face snorkel masks in 2018.

Seabeast AF90 100% Fog Free Mask

100% Anti Fog – Seabeast AF90 Full Face Snorkel Mask

Introduction of anti fog solution
Fogging is a natural phenomenon. Fogging happens when there is a phase change in matter. Here is a common example to help you understand. People with eyeglasses are troubled by the fogging problem in winter. When people enter the house, their glasses are fogging. That’s because the drastic temperature differences, the vapor turns into liquid on the glass surface.

In short, fogging occurs when there is a significant change of:

Moisture or humidity.
Anti-fog or anti-fog treatments and agents are chemicals applied in industrial and domestic applications to prevent water condensation.