Really good sports sunglasses (like AMO) will have special coatings on the lenses. A good sports sunglass will have a hydrophobic coating which sheds water so that when you sweat the water does not accumulate on the lenses and distort vision.
A good sports sunglass may also have a Discounted new wayfarer sunglasses washable anti-fog coating which will stop the sunglasses from misting up. Life style or fashion sunglasses (like Ray Ban) do not offer these special coatings.
Ray ban sunglasses main focus is fashion. The primary focus is to produce a stylish, modern design with little consideration given to sports needs. The result is a fashionable pair of sunglasses that are fashionable and may even look sporty but with sports functionality. The result is that sunglasses like Ray Ban are not suitable for sports.
Sports sunglasses need to function and perform under extreme conditions. They need them to work in all different types of light, raybans sunglasses sale uk in the rain, on sweaty faces, to protect the eye, to be comfortable and flexible and to withstand impact.