THE TRACELESS HAIR RING: Holding all strands of hair together thanks to its spiral shape, the SPRUNCHIE is easy to remove without compromising on comfort. It distributes pressure evenly on your ponytail, so you get a strong and comfortable fit without any of the kinks. Meet the world's favorite spiral hair tie: Whether Everyday, Fashion, Athleisure, or our Limited Collections, each and every invisibobble spiral hair tie has the same HAIRLOVETECH traceless technology, scientifically proven to cause less damage, less pain, and less kinks. Here at Invisibobble, we like to keep it simple with hair accessories. From Spiral hair ties, bobby pins, scrunchies, headbands and more, we guarantee our Invisibobble hair care accessories to work while you work, go out, or work out. Polyurethane