Promate Matrix Color Correction Mask with RED Tinted Lenses for Scuba Diving and Snorkeling Quality Product, Red Underwater color correction lenses for for maximum clarity, 100% UV protected tempered safety glass lenses, Ideal for medium to large faces, Slim frame eliminates the bulky and cumbersome look, Excellent downward vision , Ultra low volume design, 2-window style Crystal, liquid silicone injected skirt and strap, Tempered glass lenses, Quick Release Swivel Buckle - allowing easy removal of strap and inclinations in various angles Double skirt edge comfort seal, Easy access soft nose for easy equalizing AUTHORIZED DEALER, FULL MANUFACTURERS WARRANTY!!!