Micro extensions come from synthetic and human hair. The synthetic extensions are coated with silicone so that they can have a healthy gloss, but this glossiness fades with time. Human hair extensions resemble the real human hair, and you can style and dye them as if they are your own hair. There are various ways of applying the hair extensions and it can be a challenge to figure out the best application method for you. Below is an evaluation of the various extension applications.