PULUZ 240mm Fold Tube Water Sports Diving Equipment Full Dry Snorkel Mask for GoPro Hero11 Black / HERO10 Black / HERO9 Black /HERO8 / HERO7 /6 /5 /5 Session /4 Session /4 /3+ /3 /2 /1, Insta360 ONE R, DJI Osmo Action and Other Action Cameras, S/M Size(Bl

1. Water tight with ergonomic design, good for human face, no inhaled water.

2. Ventilating fan design, anti-fog, breathe freely without chewing the breathing tube.

3. When in water, the top valve auto closes to prevent water in flow.

4. Dry diving technology stops water from getting into your mouth and prevents gagging.

5. With a mount for mounting action camera.

6. Design principle: Dual airflow anti-fog channel, dry top system, drainage valves, elastic fabric head strap, super wide vandal-proof mask.

7. Fold breath tube design, easy to install.

8. Note: The action camera, camera waterproof case and screw are not included.