Function: This ladies glasses chain is a cheap insurance for your expensive sunglasses. You don't want to drop hundreds of dollars worth of glasses. This glasses frame can be used to match your sunglasses, hat, and other clothes to complement your style. In addition, this product can also be used as a mask support chain or tether strap. Keep the FM radio within reach at all times. More importantly, this product can be used as a bracelet. Material: This women's eyewear chain is made of a metal shell. And the core is a strong string of beads, which are thin, but do not break easily. They are durable and suitable. Size: The length of this bead chain reading glasses holder is approximately 27.55 inches (70 centimeters). Hanging glasses or masks around your neck is a good length. This eyeglass clip is the perfect gift choice. Easy to install and remove: This eyewear strap is easy to install. Soft silicone ring that won't scratch your glasses. Removable, suitable for a variety of different types and brands of glasses.