These are a toothed nylon strip with a one-way ratcheting hole at one end. We are a trustworthy enterprise engaged as a manufacturer and supplier of 3.6 x 200 Cable Ties. These ties allow you to securely organize any group of cables or wires. Offered ties are widely used in shop, garage, home, office, and more. One just need to slide the pointed end into the hole and pull the tie tight, but it will not loosen up. 3.6 x 200 Cable Ties can be used for bundling interior connecting wire of TV set, computer, home appliances, lamp decor & electric toy.