Features:

180° Largest Viewing Area on the market.
New Anti-fog Technology - less fogging.
Silicone Inserts around the mask - No more Pressure points towards your face.
No More Breathing Through a Mouth Tube, No more Gag reflex.
Prevents fogging up by an double air-flow system.
See and breathe underwater as easily as you would on land.

NOTE:
It is only suitable for surface water snorkeling, deep diving can not be used!

Size:

* S/M: ( from eyebrow to chin 11-13.5cm namely 4.5'' - 5.2'')
* L/XL: ( from eyebrow to chin more than 13.5cm namely 5.2'' )
Note: The packing list do not including the camera

• 180°Full face design - the widest visual filed make you have a larger, greater, clearer panoramic view, and you could breathe (almost) freely through both your nose and mouth.
• The innovative snorkeling mask enabling you to SEE and BREATHE UNDERWATER just like on dry land. Discovery of the underwater world becomes even more accessible. See and breathe underwater as easily as you would on land.
• No need to wipe the lense - the double flow anti-fog channel forces air to flow over the face shield and prevents fogging, allowing an unobscured experience.
• Enjoy your snorkeling experience uninterrupted - the drainage valve on the chin allows you to easily dip your head above water to drain any residual water. You'll never have to remove your mask like traditional snorkel masks again.

180°Full face design - the widest visual filed make you have a larger, greater, clearer panoramic view, and you could breathe (almost) freely through both your nose and mouth.XmiPbs