The New Leader In Fishing Sunglasses | Tonic Polarised Eyewear Sports, Sun Glasses, Polarised, Fishing, Yachting, Sailing, boating, Skiing, Polarised sunglasses that cut glare without losing clarity. By creating a lens that incorporates four colours, and coating the inside of the lens with an anti-reflective film, the wearer will enjoy true eye protection without losing any colour perception. A decentered lens allows the wearer to see straight ahead, up and down and also peripherally, without experiencing any optical distortion.