Glasses cords chains 4 mm round cords Durable polyester cord

Keep your eyewear secure and accessible with these durable 4mm round cord chains. Available in two practical lengths—23 inches for everyday wear and 34 inches for versatile styling—these cords are designed to hold glasses firmly in place while allowing comfortable movement. Crafted from quality materials, they're ideal for reading glasses, sunglasses, or prescription eyewear. Whether you need a compact option for active use or an extended length for layered wear, these chains combine functionality with reliable construction for daily dependability.