1APPLICATION: Cord locks are suitable for a variety of different drawstrings and types of rope. It can be used for packaging drawstrings, shoelaces, pants buckles, backpacks, pants, hats, tents, luggage and a variety of outdoor and fitness products. 2SIMPLE OPERATION: The flat cord lock stopper can be better held in your hand, easy to press your finger, press the top of the cord lock, easily pass the rope through the hole and then adjust the length of rope you need. 3ANTI OXIDATION: Spring cord lock is made of durable zinc alloy and spring, strong and durable, plated with good anti oxidation performance, not easy to fade and rust. 4PRACTICAL: End spring stop toggle stoppers ensure the safety of your belongings provide a convenient solution, a must have accessory for outdoor or fitness enthusiasts. 5LIGHTWEIGHT PORTABLE: There are 30pcs in total, enough quantity to meet your needs, light weight and easy to carry, can meet your daily needs. 30 xMetalCordLocks