When the time comes to buy your cheap glasses frames, the most important consideration is matching your frame with your lifestyle and personality. Today, there are many more options available as compared to some time back. Although you can buy your low-cost glasses frames from an optometrist, it is better to shop online because you get more options and the prices charged are lower. However, before you decide on a pair, you should know your size and be clear about what shape and color are right for your needs.