Backpack Drawstring Spring Cord Locks Ends 7mm Dia Hole 20 Pcs Black Product Name : Cord Lock;Size : 23 x 17mm / 0.9" x 0.6"(H*W) Hole Diameter : 7mm / 0.27";Material : Plastic, Metal Color : Black Net Weight : 42g Package Content : 20 Pcs x Cord Locks