- Free Breathing: This dive mask features one inhalation and two exhalation channels, ensuring complete separation of CO2 and O2. This design prevents mixing and dizziness, allowing for comfortable extended exploration of the underwater world. You'll never want to return to a traditional snorkel set. - Anti-Fog Lens: The crystal-clear hardened glass lens is fog-resistant, enabling you to see even the smallest details beneath the surface. Enjoy a stunning 180° panoramic underwater view while swimming, diving, or snorkeling with this snorkel set. - Durable Material: The breathing tubes are made from impact-resistant and explosion-proof hardened glass, ensuring robustness and safety. This design withstands impacts and deep water pressure, giving you peace of mind while you explore. - Safety First: Please note that full-face snorkel masks are designed for occasional snorkeling in shallow waters and are not suitable for professional freediving, spearfishing, or vigorous swimming. It is essential to take regular breaks while snorkeling, and never to go alone. - Use Scenarios: - Perfect for leisurely snorkeling trips at the beach, enjoying the coastal marine life. - Ideal for teaching children to snorkel, providing them with a comfortable, clear view of underwater adventures. - Great for recreational divers wanting to scout out shallow reefs while maintaining ease of breathing. This product is built to enhance your underwater experience without sacrificing safety or comfort.