marsboy Full Face Snorkel Mask - Dual-Snorkel for Easier Breathing, Shatterproof PC Design, 180 Degree Viewing Window, Anti-Fog & Anti-Leak, Skin Diving Snorkel Mask Full Face for Adult and Youth, L

Panoramic full Face snorkel mask offering superior views over a standard diving mask, our 2-in-1 mask and snorkel offers a 180° view for beautiful Underwater adventures. It is also equipped with a detachable GoPro camera stand for all full Face mask and hand-held camera mount for upgraded foldable snorkel mask so that you can capture every amazing moment in the sea and share it with your friends and family. Dual-snorkel EFFICIENTLY prevents oxygen deprivation with redesign of breath snorkel, you will not feel dizzy or oxygen deprivation anymore while skin diving. Our diving mask separates inhale and exhale tubes, which efficiently avoid sucking In carbon dioxide. Take the mask to enjoy the breath and explore the sea! Use tips: 1. Checking the seal before use: pull the straps of the mask over your head and check that the mask sits fittingly on your face. Breath normally to check for any leaks in the mask: if you feel A slight pressure change when you breath, then it is sealed very good, otherwise please kindly adjust the mask strap size and try again. 2. Once in the water, swim on the surface and breathe calmly through your mouth or nose. If you feel light-headed, resurface and remove the mask immediately. Keeping your chin slightly up will create the best breathing experience. 3. If you feel any obstruction to your breathing, it may be due to the snorkel being covered in water temporarily, but the dry top snorkel design will prevent water from entering through the top of the snorkel. 4. The diving mask can't storage oxygen and only suitable for snorkeling. If you are snoring at first time, you may need Take some times to adapt it. 5. This snorkel mask is designed for the surface swimmers. Intensive swimming are not recommended.