APPLY TO - A cord lock can be widely used for lanyards, luggage, clothing, backpack, shoelace, tents, and moreSPECIFICATION:Color: BlackSize: 25 x 23 x 7.6mm / 1" x 0.9" x 0.3" (L*W*T)Hole Diameter: 5.6mm/ 0.22"Material: Plastic, MetalNet Weight: 37gQUANTITY INCLUDED - 20pcs x spring cord lockADVANTAGE - Made of plastic, durable and lightweight, not easy to break and sturdy you can use them for a long timeINSTALL: Once the cord is easily threaded through the holes, a simple squeeze permanently the alignment mechanism and engages the metal spring to grip any cord.Note: Please according to the length and width of your needs choose the proper spring cord lock.