Enjoy a seamless underwater experience with the Bestway Hydro-Pro Flowtech Full-Face Snorkeling Mask (S/M), designed for users with a face measurement of less than 12 cm (4.5 in.) from the bridge of the nose to the chin. This high-performance snorkeling mask features dual air flow technology, allowing natural breathing through the nose and mouth while preventing fogging. The full dry top snorkel ensures no water enters when submerged, while the soft silicone full-face structure provides a comfortable fit. With an adjustable elastic nylon strap and a design that allows for easy pressure equalization, this mask is the perfect companion for all snorkeling and swimming adventures. Product Tags: Full-Face Snorkeling Mask, Bestway Hydro-Pro Mask, Dry Top Snorkel, Anti-Fog Snorkel Mask, Comfortable Diving Mask, Adjustable Snorkeling Gear, Flowtech Snorkel Mask