ScubaPro Spectra Scuba Dive MaskThe stellar dual lens Spectra offers a wide view and a comfortable water blocking seal, plus it features an exclusive paint process that transforms your mask into stylish eyewear. Features: Silicone near the mask frame is thicker and firmer with a matte finish for additional support and rigidity. Dual lens design is low volume for easy clearing plus offers maximum field of view. Ultra Clear lenses are made from tempered glass for safety and long term