Polarized sunglasses from iFish that provide 99-100% protection against UV radiation.\n\nBrown: Lens that reduces glare and enhances contrasts. Brown glass gives a softer color scale and works well in many different situations and light.Grey: Lens that limits the dazzling effect of the sun. Gray glass is well suited in bright environments such as water where the light is strong and reflective.Red: Lens that fits perfectly in changing weather with changing light conditions. Red glass also provides good contrast. iFish Sunglasses Red | Buy iFish Sunglasses Red here | Outnorth