Gill Corona Performance Sailing Sunglasses in Dark Blue | 2021 The new Gill Corona Sunglasses have been designed using premium quality materials to ensure your eyes are well protected from the harmful rays of the sun. Ideal for long days on the water where you need protection from glare/rays. Stylish and light with specialised lenses that are polarised, coated to prevent scratches and repel everything from water and salt to fingerprints and sun lotion. Designed to float if they land in the water with a UV filter that blocks out 100% UV rays. Features   Polarised lenses. High-performance optical product. Blocks 100% of harmful UVA, UVB, and UVC radiation. Optically corrected, shatter-resistant cushion elements are laminated to both sides of the UV absorbers. Engineered to float.