<p> This eyeglasses chain is made of clean and safe metal to ensure that it will not make your skin feel uncomfortable when you wear it. Suitable for all kinds of glasses, such as sunglasses, eyeglasses, etc. It can also be used as a decoration on bags or clothing, and is perfect as a gift for friends and family on Christmas, Valentine's Day, birthdays, anniversaries and other special days. </p><p> Advantage </p><p> The end of the product is designed with an adjustable ring and non-slip rubber ring, you can adjust the size of the rubber ring according to different frame specifications, to ensure that the eyeglasses chain can be securely fixed on your glasses, and leave no scratch on your glasses at the same time. </p><p> Instruction </p><p> According to the thickness of the eyeglasses legs, adjust the position of the adjustment ring to change the size of the rubber ring, the eyeglasses legs go through the rubber ring, tighten the non-slip rubber ring, and repeat the steps on the other side to complete the installation. </p><p> Note: Please make sure the size and the color meets your need before ordering. </p><h3 > Eye Glasses Holders Around Neck, Metal Crystal Beaded Eyeglasses Strap Fashion Stylish Lanyard for Women, Set 4 </h3>