Keep your glasses close at hand with the Cablz Zipz Adjustable Eyewear Retainer, which is made of 90% cable and 10% rubber. The adjustable design lets you find a comfortable fit. 14" length. Waterproof. Features and Benefits Waterproof 14" length Made of 90% cable and 10% rubber Adjustable design allows a custom fit Wipe clean with damp cloth if needed Cablz Zipz Sunglass Retainer 18In Black Model: ZipzB18 Manufacturer: Cablz Model: ZipzB18