More and more people would like to wear sunglasses to protect our eyes from the sunshine and make us more elegant. However, lots of people don't know which kind of sunglasses are suitable for them, and they don't know the shape of their face. Now, using tape, measure your face across from the widest points by following steps and write down the measurement: Measure your forehead across from the widest point. Then, Measure jawline across from one end to the other at the widest point and measure cheekbones across at the widest point. Lastly, measure from the your hairline to the bottom of your face. You will know your face shape correctly through these steps. You can choose the right sunglasses for you after measuring your face. Square face features broad jaws, wide chin and forehead, for this shape, metal framework with dark lenses look great on square faces, accentuating your chiselled features. Also, oval and round frames look great edged with a solid acetate rim. Besides, go for the butterfly frame to soften a really strong jaw, ladies, and you can try narrower frame sunglasses that have more width than depth, to widen the eye area.
In fact, choosing sunglasses not only depend on your face shape, but also depend on your personality and your clothes style, also hair style. But generally, people with square face shape can try a pair of of big rectangular sunglasses, cat eye style sunglasses, as well as butterfly style sunglasses etc. For some people, a pair of mirrored aviator sunglasses can also compliment them. Anyway, you shall try on yourself so as to decided which on is the best sunglasses for you.
Your friend's advice is reasonable. Square sunglasses may stick out the shape of your face. First of all, I'd like to say that big size sunglasses with black frame can fit most people. They are always the first choices of many famous stars. As for squared face, big sized sunglasses with wide frame is suitable. Because it can soften the strong and hard impression of squared faces. Many websites about sunglasses have posters showing different people wearing different types of sunglasses. you can learn some skills about choosing sunglasses just having a look of them. for example, http://www.sunglasses-shop.co.uk/
If you have a square face, you'd better not to wear square sunglasses, otherwise it will make your face look more strange. In addition, you should not choose the sunglasses which are too round, because it can let your face shorter. So you can buy a pair of sunglasses whose hemline are round, such ad aviator sunglasses, which can help you modify your face and make you have a perfect-shaped face. For the color of lenses, you can choose black or brown, if you need specific details, you can go to the eyeglasses store and try it on in person.