<p>Adjustable non-conductive monofilament like cable designed to be worn extended at regular length or “zipped” for a custom fit to the back of the head.</p> <p> Features:</p> <ul> <li>Adjustable, monofilament-like cable</li> <li>14″ adjustable cable length extends to 14″ and shortens to approximately 9″</li> <li>Available in universal silicone ends accommodating most temples sizes</li> <li>Durable, lightweight, low profile, waterproof</li> <li>Non-Conductive</li> <li>Keeps sunglasses secure</li> </ul> <p> <em>Tip: Use an alcohol-based hand sanitizer to apply Keepers to your eyewear for easy application and secure fit.</em></p>