If you are a biker then you must know the need for having a good pair of sunglasses on your eyes while you are riding your motorcycle. Not only do you need protection from the sun, but also the wind, dirt and all other irritants that can get into your eyes. To be able to see the traffic and the road properly, you need a pair of motorcycle sunglasses for sure.
A motorcycle sunglass needs to be of strong make so that it does not crack up when hit by small debris while you are on the highway at a high speed, because it is quite common for so to happen. This is the reason why you need shatterproof lenses to make a biker sunglass and thus most of these motorcycle sunglasses are made up of polycarbonate lens. Just make sure that along with the shatter proof glass and a UV 400 rating, the sunglass is a tight fit as well. The tight fit ensures that wind does not get into your eyes as that will blind you, especially at high speeds. This is the reason why these sunglasses are smaller than other type of sunglasses, they have to fit onto your eyes and nose tightly. With a heavy weight, it could be very uncomfortable, so motorcycle sunglasses are usually lightweight.
Although some veteran bikers prefer full metal frames for their riding sunglasses due to the durability, best quality motorcycle sunglasses are made up of the combination of metal and nylon to add comfort to durability as well. To stop the lenses from becoming misty as they are tight fit, make sure that your new pair of biker sunglasses have a vented frame that allows air-circulation. Not all, but some motorcycle sunglasses also come with foam padding around the metal frame to make the sunglasses comfortably wearable for a longer time.