From CRIVIT
Total panoramic view: extra-wide field of vision for an enhanced snorkelling experience Innovative technology makes breathing freely through your mouth and nose easier Air circulation minimises lens fog-up Dry top snorkel: minimises water splashes at the surface from entering the snorkel Built-in action camera mount Soft face seal and elasticated easy-fit mask strap for extra comfort and a good fit 100% UV protection Sizes: S-XL 3-year warranty