Sports have become serious business in the 21st century. The differences between professionals and those who play for recreation and exercise have not disappeared altogether, but amateurs seek out higher performance levels all the time. There is a new culture of fitness around us that demands that we work hard at our favorite sports even if it is not our source of income. Consequently, sport sunglasses are not limited to the world of fashion alone, although who would not like to look his or her best when competing?
You may be generally aware that the game you love and practice most needs a particular kind of specs to help you do better. But are you aware of specific product features that should figure in a purchase decision? Cut through advertising hype and get the relevant facts filtered through. Online shopping is a special challenge when you need help, because there is no salesperson or optometrist around for you to badger. Here are three easy things to guide you to buy the brand and model that will serve your purpose best:
* Materials of construction. Learn as much as you can about the modern stuff used to make frames and lenses, because you want a mix of...