Gill Race Vision Bi-Focal Sunglasses in Black/Smoke | 2021 The Gill Race Vision Bi-Focal Sunglasses are new for this year, the perfect solution for any outdoor enthusiast, allowing you to leave your reading glasses at home. This frame is designed to float on the water for an easy rescue and feature our superior lens technology to help improve clarity. Designed with a special coating to the lenses which repels everything from salt residue and fingerprints, to sun lotion. These race sunglasses have premium technological features with superior injection moulded lens technology. 10 times greater impact protection, improved clarity, salt water and scratch resistant. With premium polarised lens technology block the glare produced by light reflecting off the water. Polarised lens technology block the glare produced by light reflecting off the water. Available in two strengths +1.5 and +2.5. Features   Hydrophobic outer coating sheds water and reduces salt residue for clear vision. Oleophobic technology applied to the inside face repels fingerprints, sun lotion and skin oils. Reduced eye fatigue. Grade 1 Optic lenses designed to exceed EN safety standards. Glare-free vision. Clear contrasts. 100% UV 400 protection, blocking 100% of harmful UVA, UVB and UVC radiation. Filter category 3 lenses allowing 8-18% light transmission and are useful in bright sunlight, driving and general purpose wear. Integral floatation technology, designed for life on the water.