Cressi Asian Fit Okinawa Scuba Snorkeling Dive Mask Snorkel Combo Low-volume, twin-lens design for excellent fi eld-of-view Inverted tear-drop lenses improve downward visibility Asian Fit design, - Supple, high-grade silicone seals gently and securely against the face Tempered glass lenses, Easy-access nose pocket for equalization High-grade silicone skirt provides naturally adjusts to facial curves, Adjustable swivel buckles