Hair band by invisibobble, Pack of three, Micro style, Designed to tie your hair up, Cord style minimises kinks, Aims to prevent split ends, Gives a strong hold without pulling on the hair, Packaging may vary. After tying up her hair for a fancy dress party with an old phone cord, invisibobble's founder discovered a new way to tidy her tresses. Enlisting German technicians to finalise her design, she has since created a cult line of spiral hair accessories that help to reduce kinks and split ends.