Key features

• •【2019 Upgraded Safety Airflow System】- Unlike other snorkel mask have only 2 channels or connected channels, our YUNDOO new snorkel mask features 3 totally separated air channels that can prevent CO2 re-inhalation, ensure your every inhalation is fresh air, not the old air makes you feel dizziness and even suffocate. Maximum fresh air intake and increase safety.
• •【Full Face Design】- Offering superior views than a standard diving mask, our snorkel mask provides you a panoramic view of 180 degree, opening a new world of underwater adventure, at the same time allows you to breath comfortably through nose and mouth during snorkeling.
• •【Anti-Leak & Anti-Fog】- This mask adopts the rotary buckle + silicone sealing ring to make the mating and the tube more compactly and firmly, and the sealing effect is better. Separated inhaling and exhaling channels stop the snorkel mask from fogging up, advanced leak-proof sealing mask with floating ball prevents water from entering into the mask.
• •【Friendly To Beginners】- Our face mask with built-in snorkel reduces swimming energy wasted and lets you focus on surface diving. Upgraded snorkel mask with the easy quick release strap buckle at both sides, you just need to press the button, and the headband will be flexible to put on or remove without twining your hair.
• •【100% Quality Guarantee 】- If you are not 100% satisfied with this product for any reason, please contact customer service within 60 days, and we will immediately refund your purchase price - no questions asked. Quick customer service, answer and solve all your concerns about the product within 24 hours.