esowemsn 1Set(12Pcs) Colorful Nylon Safety Adjustable Eyeglass Cord Reading Sunglass Neck Strap Eyewear Retainer Rope Holder (stylish1)

Material:Nylon, Total length: Approx.60cm(each), 12pcs included and 12 colors, Suitable for: optical frames, reading glasses, sunglasses, These eyeglass cords are easy to apply to your eyeglasses' arms. Simply hook on and tighten connectors