Our invisibobble® VOLUMIZER is the easy ponytail tool. With HAIRLOVETECH™, our VOLUMIZER is the perfect little helper to give a bit of extra volume to the ponytail. It's innovative and lightweight design makes it easy to use and gives the ponytail a secure hold throughout the day. 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