Check the listing for details. 10Pcs Metal Cord Locks 5mm Single-Hole Cord Locks Silver. Condition: New. Listed at 16.89 USD. Description:Long-lasting Metal Construction: These cord locks are crafted from zinc alloy, which is strength and resistance to daily wear. The metal cord lock ensures a long service life, maintaining its appearance over time.Spring-Loaded Design: The spring-loaded design of the cord locks for drawstrings provides a secure grip on cords, helping to prevent slipping and keep items tight. This spring toggle slider allows for easy and quick adjustment without the need for tools.Easy to Use: Thread your drawstring cord through the holes of the toggles. Press the top of the cord lock to open the internal mechanism, slide the stopper to your desired position, and release to lock the cord in place.Convenient Application: These cord locks for drawstrings and elastic cord set serve as reliable fasteners for adjusting and securing drawstrings.