These cord lock mini size but durable to be used for fastening, adjusting, replacing ties and straps etc. The spring loaded design of the rope buckle can firmly grasp any purpose and is easy to install and use; it is made of high-quality plastic, not easy to break, and can be used for a long time. Plastic cord lock with heavy duty design is a simple brilliant fastening solution. It's so convenient in our daily life, especially going outside, such as camping or hiking etc. These cord lock can be used in DIY crafts, drawstring, shoelace, lanyard, luggage, clothing, backpack, sportswear, pants, bags, camping or hiking tents and more.