Tusa Splendive II Mask features a 2-window design with wide field of vision and light weight for comfort. Bi-symmetrical lenses for easy installation of corrective lenses. Special low volume design for snug fit and easy clearing. The Splendive II, is very light with a total weight of only 6.3 ounces. It fits close to your face providing an extra-wide field of vision and is also quick and easy to clear. Corrective lenses are available for easy installation.