Our newest product, Cablz Zipz are designed to be worn extended at regular length or adjusted for a closer fit to the back of the head. Available in Regular and XL rubber ends Available in lengths of 12″ and 14″ cable Adjustable Snag proof when “zipped” Perfect under helmets Great for running, kayaking and other active sports The only retainer to use for straight armed glasses Proposition 65WARNING: Cancer and/or Reproductive Harm – www.P65Warnings.ca.gov.