【Double-pipe Circulation Breathing】2022 NEW double-tube external respiration snorkel mask. Inhaling from both sides, exhaust from the exhaust valve, breathing more smoothly. 【180°Panoramic with Camera Mount】180° viewing angle High-definition Snorkeling mask Combined with camera buckle, which is convenient for observing and recording underwater scenery. 【Double Anti-Fog】Special exhaust valve to prevent the generation of mist. Patented anti-fog film eliminates residual fog. Professional Snorkeling Face Mask anti-fog up to 150,000 hours. 【Waterproof Floating Bead Design】Floating beads up block the pores to prevent water from entering. Floating bead falls, the stomata open and continue to breathe. 【3D Fit Design & Liquid Silicone】3D Close fit Craftsmanship with Soft liquid silicone makes tightly waterproof. High-quality elastic band helps snorkel mask get closer to the face. S/M for face <3.93-4.7in(10-12cm)-L/XL for face>4.7in(12cm)
