Features 1. 180 panoramic view: The panoramic full face breathing tube mask provides you with a clear and high-quality view, and high-definition optical components allow you to clearly see underwater scenery; The included camera holder allows you to record your own underwater adventure videos, making it an indispensable snorkeling equipment for snorkeling enthusiasts and beginners in swimming. 2. Latest split breathing system: The breathing tube mask adopts one-way (external circulation) breathing separation, mechanically separating exhaled and inhaled breath. Double breathing tubes provide you with sufficient air, allowing exhaled CO2 to be completely expelled from the front of the mask, preventing chest tightness and breathing difficulties. 3. High quality material: Made of high-quality PC and medical liquid silicone, odorless, safe and non-toxic, avoiding facial discomfort, and 3D fitting to your face; The adjustable elastic band makes the breathing tube mask more comfortable to wear. Attention: Please choose the appropriate size of breathing tube mask based on your facial shape. 4. Dual tube free breathing: We are always committed to providing high-quality products for snorkeling, and our innovative diving masks will provide a better snorkeling experience for adults and children. Please try it out in the swimming pool and ensure it is suitable and sealed. 5. Smoother breathing: The breathing tube mask has two breathing tubes, and the dual valve full face breathing tube mask allows for smoother breathing. By delivering fresh air circulation through the mouth and nose, you can relax more while snorkeling. The new breathing mode avoids blockage of individual breathing tubes, eliminating the need to worry about water leakage or suffocation. Specification Product material: ABS+PC+silicone Lens material: Anti fog lens Equipment combination: plug-in breathing tube Mirror frame material: Platinum sulfide silicone Target audience: Swimming enthusiasts Waterproof performance: track type buoyancy ball Respiratory system: Double tube external circulation breathing Color: Black, Black & Blue,white & Blue, White & Pink Diving mask size: S/M, L/XL Packing size: 27 x 21 x 13 cm Weight: 700 g Package Include: 1x Diving Mask