One of the most common differences between knock off Oakleys and the real ones is the latter's capability to filter out UV rays. This is one element, which the knock off Oakleys across the board lack. So do not be surprised if the storekeeper admits to the same. But there are many ways to spot a replica if you are out to buy one. One of the simplest ways for spotting is when they tell you that it comes dirt-cheap. Secondly try if it is the Internet that you are trying to buy the sunglasses, chances are that you would end up with a pair of replica Oakley sunglasses. In exchange, the company, sprawled across 600,000 square feet of prime real estate Orange County, California, offers its employees perks like mountain bike trails, an advanced on site gymnasium, athlete signings, bon fires, a BMX pump track, and more. With a wealth of devotion to usability and appearance behind them, you can wear a pair of Oakley sunglasses with a sense of security, comfort and pride. These were some of the tips, which should help you to distinguish between genuine Oakley sunglasses and replicas. But still there are some replica Oakley sunglasses, which almost match up to the original in matters of refinement. All the replicas really lack is the brand endorsement. So unless you are very sure that you want to buy the genuine Oakleys themselves, the replica Oakley sunglasses often serve as an economical and therefore, a popular choice. Oakley sunglasses are somewhat of a cult brand in the sporting world, some optical specialists will be able to offer a variety of products including, sunglasses, goggles and watches, suitable for customers to use on a summer holiday or even an adrenaline-packed skiing trip. While the X Metal standard frames offer a great looking pair of shades, it is also possible to customize the Oakley sunglasses with the plasma frame. For even more customization, consider Oakley Juliet replacement lenses in the color of your choice. There are twelve different colors from which to choose, and one is certain to fit your needs. Polarizing the lenses gives the optics even more special effects. Oakley Gascan sunglasses are in my opinion, the best looking and highest quality sunglasses manufactured by Oakley. One really amazing feature of the Gascans is their high quality lenses. The lenses block 100% of all UV rays. This means that you don't have to worry about damaging your eyes when you're outside. The lenses also meet the stringent ANSI Z87.1 standard which means the lenses are highly impact resistant.