APPLY TO - Widely used for lanyards, luggage, clothing, backpack, shoelaces, tents, and more.SPECIFICATION:Color: Black;Material: Plastic, MetalHole Size: 8 x 6mm/0.3" x 0.2"(L*W);Size: 22 x 18 x 13mm/0.9" x 0.7" x 0.5"(L*W*T);Net Weight: 35g;QUANTITY INCLUDED - 15pcs x Cord LocksADVANTAGE - The spring cord lock is made of plastic, durable and lightweight, not easy to break, and convenient to useINSTALL: 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 hole to choose the proper cord lock.