Thick hair? Curly Hair? Fine Hair? Really LONG Hair? We have the perfect flat iron hair straightener for you right here. This is the official list of the best flat irons to buy end of 2013 - early 2014 for all hair types (yes, even you frizzy haired gals..lol!) Deciding on what is the best flat iron for your hair isn't easy. Many desire straight, sleek and shiny hair that looks salon perfect. But to get that look, you need to put some thought into the subject and then do your research. Good news is - we've done your research FOR you. We've scoured all through all the reviews of the very best flat iron brands on the market and this is what we've learned.