From soft beach waves to tight ribbon curls – recently, everyone has been obsessed with different ways we can bend and curl our hair. And, for a while, single barrel irons were doing a pretty good job. But then, double barrel curling irons (a.k.a 2 barrel curler, Bi-Tube or double barrel clipless curling iron) appeared and left many girls confused. Why should I get a curler with two barrels when I need only one to twist my hair around? So, why choose double barrel over single curling iron? Well, it quickly became obvious that single barrel can be pretty limiting. For starters, double barrel curling iron gives you more control over the final result. With two barrels, you can be much more creative and flexible with how you twist and bend your hair. Plus, with a single barrel, you get a very even, uniformed look. Two barrels help in creating that natural looking messy waves – like no effort has been put into it. Some famous hairstyles, very popular in recent years, are almost...