The Hydropure Optical goggle replaces The Speedo Mariner Supreme Optical goggle and features a large lens designed to deliver an immersive swimming experience with an increased level of vision. Super-soft seals provide a comfortable, cushioned fit around the eyes whilst the interchangeable nose bridges allow an individual and personal fit. A great all-round goggle suitable for both regular and light swimmers now available with prescription lenses ranging from -1.5 to -8.0. Super soft seals for a comfortable and cushioned fit Interchangeable nose bridges for an individual fit Large lens design for an immersive swimming experience Anti-Fog -technology 100% UV-protection