Tinksky Fashion Pearl Decored Sunglasses Eyeglasses Spectacles Chain Holder Material: Synthetic pearl, metal. Total length: about 70cm 28-inch. Peal diameter: about 2mm 4mm 6mm. Delicate snake chain style eyeglass chain, simple and fashion. Adjustable silver rubber ends with metal coils. It is a great jewelry, both sides of the high elastic silicone rubber tip firmly entangle the temple, not easy to fall off.