Unigear Mask is a 2-in-1 foldable 180-degree panoramic diving mask with the latest breathing technology & a waterproof complete dry system that works for kids and adults—designed for safe and non-toxic use, made of PC and food-grade silicone. This anti-fog flat lens is a high-definition, high-transmittance cover with a wide field of vision. An arid snorkeling system allows easier breathing and faster exhaust. Human face engineering is designed in such a manner as to prevent water from entering the face.