Explore the water in comfort with the Theos Swim Mask. The mask features tri-view, tempered glass lenses for an exceptional, wide-angle view as you explore. The feathered-edge facial skirt rests snug on your face and ensures a leak-free fit. Get the firm fit you demand with the split head strap and QuickFit Tab that allows you to adjust the sizing of the mask easily. Recommended for ages 14 and up.