Learn how to properly flat iron your hair with Benjamin Lobol. If your hair is curly, start by blowing out your hair with a flat or round brush to smooth it out. The tools you will need are flat bill clips, a heat resistant comb, a flat iron, hair serum, heat spray. Section your hair into the front and back sections, using your ears as a reference point. In the back, create two more sections - the top and the bottom. Start by slowly flat ironing small sections of the back. Once you are done, let the top section drop and flat iron each top section as well. Follow this easy tutorial for a sleek, straight hairstyle.