Adjustable rubber ends with metal coils.The eyeglass chain is very delicate and gorgeous.Keep eyewear securely in place without missing.The eyeglass cord is a great choice as a gift to friends.Keeps your eyeglasses in place for proper focus (reduces eye strain or headaches).Specifications:Material: Alloy,RubberColor: Gold/SilverLength: Approx.75cm/29 inchConversions:1cm=0.3937 inch,1 inch= 2.54cmPackage Included:3pcs Eyewear Chain Holder(Without glasses)Notes: 1. Only sell main products, not other products.2. Since manual measurement is required, please leave a space of 1-3 cm.3. Due to screen differences, the color may be slightly different from your expected color, please allow.Remind:After receiving the packaging, please check the packaging and the product carefully. If the received item is defective or has any questions, please contact us via email to resolve the problem. We will reply as soon as possible and do our best to meet your needs!Suitable for: Optical frames, reading glasses, sunglasses and other glasses.