CordCruncher Tangle Free Earbuds, Gun Metal Gray Patented Tangle Free Technology - Never Tangles! Exceptional sound quality Cord Cruncher's expand from 16" - 40", and every size in between Wrap your Cord Cruncher around your Wrist or Neck for storage on the go. The Tangle Free Sleeve is made of medical grade natural USA Latex Rubber Connectivity technology : Wired