Decathlon - Adult Snorkelling Anti-fog Mask And Valve Snorkel Set, 100 Blue - Eu L

Say goodbye to fog thanks to the hydrophilic film laminated onto the lens. The snorkel with purge valve lets you expel water quickly and easily during your snorkelling sessions. Key Features • Anti-fogging: Hydrophilic film laminated to tempered glass to prevent fogging. • Field of vision: Measured field of vision: 16647 mm2 • Sun protection: Protect eyes against rays • lenses filter 100% of UVA/UVB rays. • Water drainage: Any water in the snorkel is easily expelled through the purge valve. • Easy breathing: The snorkel's volume is adapted to the adult user's morphology. Technical Specifications 1. Activating and maintaining the effectiveness of the anti-fog system: This mask needs no preparation (toothpaste, flame, anti-fog spray) before use. To activate the film, first soak the mask in water and lightly rub the inside of the lens before diving. To optimise the efficiency of the anti-fog system, avoid touching the lens with your fingers that may be greasy (e.g., sun cream). If the lens fogs up, rinse with clean water and rub the inside of the lens lightly with your fingers. 2. What is the deflector for?: The deflector is the part located at the top of the snorkel. Its curved shape creates a protection limiting the inflow of water through the top of the snorkel. To prevent water from entering your snorkel, we recommend choosing a dry snorkel with a float valve that blocks water. 3. Anti-fog film: Hydrophilic film laminated directly onto the glass. This film prevents fogging underwater. 4. How do I use the purge valve?: Simply blow out gently to empty the snorkel through the valve. After breathing out, be careful when you breathe back in 5. inhale slowly as some residual water can remain in the snorkel. When in doubt, do not panic: raise your head out of the water and the snorkel will empty itself instantly through the valve. High-speed intensive swimming ...