A varied range of raw materials are being used to make cheap glasses frames which can match the specific requirement of users/buyers. Raw materials for instance, metal frames which are not only expensive but also more rigid provide spring loaded hinges so that a grip can be provide to the wearer and his face. Generally, glasses frames are made using raw materials such as plastic, nylon, a metal or a metal alloy, etc. amongst others.
Depending upon the specificity or specific requirement the decision is made on what to use to make sunglass frame. For instance nylon frames are used to make sports eye-wear for these are not only lightweight but also provide flexibility. The decision on glasses frames is done after a keen observation of face and various other features of the personality of the user. Convenience of users is looked up, for instance the resting hook and the bridge over the nose is textured using rubber or plastic material so that it offers grip and hold to the user.
Similarly, in order to make cheap glasses frames manufacturers use raw material which though least expensive yet contains qualities such as light weight and flexibility. Flexibility is necessary in sun glasses frames as inflexible sunglass frames break easily when come across with shock or fall down. Nonetheless, the makers use their technical skills to make sunglass frame suitable enough to meet specific requirements of time and users.
For instance the ends of the resting hook of the sunglass frame are usually curved so that the same can wrap around the ear. However, not all sunglass frames contain curved frames at the end; rather, contain straight resting hooks which are quite in trend these days. Some hooks are so much flexible that they can be turned or straightened depending upon the specific requirement of users i.e. if user wants curved he can curve it with little effort or else can leave straight.
Apart from the glass used in an eyeglass, it is the eyeglass frame which matters a lot to buyers. Buyers who are fashion oriented often prefer buying sunglasses with trendy frame for rest others frames do not really matter when it comes to eyeglasses. However, light weight sunglass frames are always a hot demand among users for these provide pleasing experience and does not give a feeling if something is hanging on the ear and nose.