A long layer hair cut looks great straight or curled. This sassy style is also flattering on round faces. The layers can be brushed out or left natural. It’s also very versatile, making it a good choice for a variety of occasions. If you’re not sure what to do with your long layered hair, here are some tips for making it look its best. Using a backcomb brush is a great way to add some extra volume to your long layered cut.