Professional diving mask snorkel set anti-fog wide-view snorkeling full snorkel swimming goggles equipment Dry snorkel for easy breathing Adult dry snorkel set with full dry top design snorkel. There is a special float valve mechanism at the top of the tube, when the float is out of the water, it goes down and air enters the snorkel; when the snorkel is below the waterline, the float goes up to prevent water from entering the snorkel. Ensure you have a great diving, snorkeling and swimming experience Anti-fog ultra-clear tempered glass The lenses are single lens design high quality anti-fog tempered glass, this snorkeling gear for adults. It is impact-resistant and anti-fog, allowing you to enjoy the beautiful underwater world at a glance. flawless Scuba diving mask with fully adjustable head strap and 100% leakproof silicone face shield. Suitable for any face shape including men, women, teens. You will be able to fit this mask perfectly Comfortable food grade silicone material The snorkel set is made of high-quality materials for long-lasting performance, and the food-grade silicone mouthpiece provides maximum comfort for a long time without any odor. Quality assurance, worry-free purchase Both goggles and snorkels are thoroughly tested and we stand behind every product. If you have any questions about our snorkel mask set, please feel free to contact us, we will provide you with the most satisfactory solution. Mask frame: PC Mask Headband: Liquid Silicone Lens: tempered glass Breathing tube mouthpiece: liquid silicone pack: Diving mask * 1 piece Snorkel * 1 piece