This is the XS Scuba Cortez Mask for Large Faces Scuba Diving Mask Features: Excellent fit on bigger faces Skirt is wider from top to bottom for a more comfortable feel Includes the center pull X-Strap Large lens gives this mask an incredible field of vision Comfortable silicone skirt Includes mask storage box The Cortez Mask is specifically designed for people with bigger faces with a wide skirt from top to bottom for a more comfortable feel. Mask is equipped with XS Scuba's X-Strap a revolutionary mask strap system that allows ultimate ease of in-water adjustment, just grab both ends of the strap behind your head and pull the strap ends and your mask is adjusted, when you want to take it off just squeeze the top/bottom release behind your head and the mask comes free of your face.