Package Included - total 4 Pcs Glasses Chains. Colors Are Black, White, Clear White, Gold and Sliver. 4 Different Styles and Colors to Match Your Different Glasses and Outfits. . Adjustable Size - The Length of The Metal Beaded Glasses Strap Is 78.5Cm/30.9Inch. The Length of The Plastic Beaded Glasses Chain Is 65.5Cm/25.8Inch. You Can Adjust The Length of The Glasses Chain. . Closure: with Belt . Classic . Care Instructions: Hand Wash . Model Number: Defsk-0001 . Material - Eyeglass Cords Are Made of Alloy Metal Bead, Colorful Plastic Beads, Anti-Slip Metal Loop and Anti-Slip Silica Gel Buckle. All Materials Are Durable and Lightweight, Preventing You From Losing or Breaking Your Glasses During Exercise or Sports. .