ProBlue manufactures a wide range of quality black silicone masks - a favourite for underwater photography, freediving and spearfishing. The black silicone is 100% UV protected giving the wearer the added sun protection without having to use sunscreen within the area with your mask seal.
Optical lenses are available in half point diopters for the Ornata in full minus (-1.00 to -8.00), full plus (+1.00 to +4.00) and reading (+1.5, +2.0, +2.5), and for the Proview mask in full minus (-1.0 to -7.0), and full plus (+1.0 to +4.0).