Check the listing for details. 30pcs Plastic Spring Cord Locks Double Hole Toggle Stopper Cord Fastener, Silver. Condition: New. Listed at 15.48 USD. What is this?The cylindrical paracord cord locks are used for replacing cord locks or adding some to DIY projects. They can be used for drawstrings, lanyard, luggage, backpacks, hats, pants, hoodie, shoelaces, tents, paracord, and more.What will I get?The plastic spring cord lock here is in size of: Cord Hole Diameter: 5.5mm (1/4 inch), 4.2mm (3/16 inch); Overall Size: 9x24mm (0.35x0.94 inch)In the package of: 30 x Plastic Spring Cord LockAre there any advantages of the product?The cord lock is made of plastic plating, making it not only lightweight but also high in tensile strength and reusable, making it a good outdoor choice.These cord locks use thicker and stronger springs, providing you with a firm grip and ensuring your cords stay tight and secure.