If you're hoping to create gorgeous ringlets without any heat styling whatsoever, then flexi rods might be the best choice for you — they don't use any heat, and they're designed to be comfortable enough to sleep in. Heated foam rollers are great for anyone who is hoping to create big curls in a hurry, and steam rollers are fantastic because they're very similar to heated rollers — but the steam works to set your curls for even...

Flexi-rod hair curlers are perfect for creating tight, bouncy curls. 1. For Tight Curls. If you want small, tight curls, try using flexi-rod hair rollers. These no-heat small rollers are the best hair rollers for creating perfect ringlets, and create these little curls at ease with no creases, fall-outs or yes, heat damage!